How Many Knee Push-Ups Equal 1 Pushup? Understanding the difference in difficulty and effectiveness

Push-ups are a fundamental exercise that works various muscle groups, primarily targeting the chest, shoulders, and triceps. While the traditional push-up is a common benchmark for measuring upper body strength, there are variations that can cater to different fitness levels. One such variation is the knee push-up, which is often recommended as a modification for beginners or those with limited upper body strength. However, a question that arises is how many knee push-ups are equivalent to one regular push-up? Understanding the difference in difficulty and effectiveness between these two variations is crucial for tracking progress and ensuring optimal results in one’s fitness journey.

The discrepancy between knee push-ups and regular push-ups lies in the level of intensity and muscle engagement required. While knee push-ups are performed with the body weight supported on the knees instead of the toes, the movement pattern and anatomical mechanics remain fairly similar. Nevertheless, the knee push-up reduces the load placed on the upper body muscles, making it a less challenging exercise compared to its traditional counterpart. This distinction raises the question of whether completing a certain number of knee push-ups can be considered a fair equivalent to performing a single regular push-up. By delving into the intricacies of these two variations, this article aims to provide a comprehensive understanding of how they differ in difficulty and effectiveness, ultimately enabling individuals to make informed decisions about their workout routines.

Table of Contents

Benefits of Push-Ups

Engaging Multiple Muscle Groups

Regular push-ups are a popular exercise for good reason. They offer a multitude of benefits for the body, including engaging several major muscle groups simultaneously. When performing a regular push-up, the muscles in the chest, shoulders, triceps, and core are all activated. This means that push-ups are not only effective for building upper body strength, but they also provide a great workout for the core muscles, which are responsible for stability and balance.

Improving Upper Body Strength

In addition to engaging multiple muscle groups, push-ups are also an excellent exercise for building upper body strength. Regularly incorporating push-ups into a workout routine can help increase shoulder, chest, and arm strength. As the muscles in these areas become stronger, individuals are likely to see improvements in their overall fitness and performance in other exercises and physical activities.

Enhancing Functional Fitness

Push-ups are a compound exercise, meaning they involve multiple joints and muscles working together. This makes them a functional exercise that translates to real-life movements. By strengthening the muscles used in push-ups, individuals can improve their ability to perform everyday tasks and activities that require upper body strength, such as lifting objects, pushing doors, or carrying groceries.

Promoting Core Stability

While push-ups are often thought of as an upper body exercise, they also target the core muscles. The core is responsible for maintaining stability and proper alignment in the body. By engaging the core during push-ups, individuals can improve core stability and enhance posture, which can have a positive impact on overall athletic performance and reduce the risk of injury.

Overall, incorporating push-ups into a workout routine offers a wide range of benefits. They engage multiple muscle groups, improve upper body strength, enhance functional fitness, and promote core stability. Whether one chooses to perform knee push-ups or regular push-ups, understanding the benefits and differences between the two can help individuals make informed decisions about their workouts and achieve optimal results.

IWhat are Knee Push-Ups?

Knee push-ups are a modified version of regular push-ups that are often utilized by beginners or individuals with limited upper body strength. This modification allows individuals to still engage in the exercise while gradually building up their strength and endurance.

During knee push-ups, the body is positioned on the hands and knees, with the knees acting as the pivot point. The hands should be placed slightly wider than shoulder-width apart, and the fingers should be pointing forward. The elbows should be slightly bent, forming a 45-degree angle with the body.

Knee push-ups offer a lower level of resistance compared to regular push-ups due to the reduced load on the upper body. This modification makes them a suitable option for those who may struggle with the full version of the exercise. By placing less weight on the arms and chest, individuals can focus on perfecting their form and gradually building up their strength and muscle endurance.

Benefits of Knee Push-Ups

Although knee push-ups may not provide the same level of challenge and muscle engagement as regular push-ups, they still offer several benefits, especially for beginners or individuals with limited upper body strength.

Knee push-ups primarily target the chest, triceps, and core muscles. By performing knee push-ups on a regular basis, individuals can expect improvements in these areas, such as increased muscular endurance and strength. Additionally, knee push-ups can also help develop stability and coordination throughout the entire body.

Knee push-ups serve as a stepping stone to gradually progress towards performing regular push-ups. By consistently incorporating knee push-ups into a workout routine, individuals can work towards building the necessary upper body strength required for regular push-ups. This gradual progression helps prevent injuries and ensures continued improvement in strength and muscle development.

In conclusion, knee push-ups are a modified version of push-ups that offer a less challenging yet effective alternative for beginners or individuals with limited upper body strength. By understanding the differences between knee push-ups and regular push-ups, individuals can choose the appropriate variation that suits their abilities and goals. Whether starting with knee push-ups or progressing towards regular push-ups, it is important to focus on proper form, gradually increase the challenge, and listen to the body to optimize results and minimize the risk of injury.

IWhat are Regular Push-Ups?

Regular push-ups are a fundamental exercise in strength training that require the use of the entire body, particularly the upper body muscles. Unlike knee push-ups, regular push-ups are performed with the toes on the ground and the body held in a straight line from head to heels.

The Correct Form and Alignment

To perform a regular push-up correctly, begin by positioning yourself face-down on the ground with your hands slightly wider than shoulder-width apart. Keep your arms straight and extend your legs fully, balancing on your toes. Engage your core muscles to maintain a straight line from your head, through your back, and down to your heels.

When ready, lower your body by bending your elbows until your chest nearly touches the ground. Keep your elbows tucked close to your body, rather than flaring them out to the sides. Then, push through your hands to extend your arms and return to the starting position.

Differences from Knee Push-Ups

Regular push-ups differ from knee push-ups in several ways. Firstly, regular push-ups engage multiple muscles more intensively, including the chest, shoulders, triceps, core muscles, and even the legs. The full-body engagement in regular push-ups makes them more challenging and effective for overall strength development.

Additionally, regular push-ups require greater stabilizing strength, as the body is in a plank-like position throughout the movement. In contrast, knee push-ups provide more support and lessen the stabilization requirements, making them a suitable modification for beginners or individuals with limited upper body strength.

Proper Alignment and Progression

Maintaining proper alignment during regular push-ups is crucial to ensure optimal muscle engagement and prevent injuries. It is recommended to start with knee push-ups, gradually building upper body strength before attempting regular push-ups.

To progress from knee push-ups to regular push-ups, gradually increase the number of repetitions and focus on improving form and control. In addition, incorporating exercises that target the specific muscle groups used in push-ups, such as chest presses and tricep dips, can help strengthen these areas.

With consistent practice and gradual progression, individuals can eventually perform regular push-ups with proper form and reap the full benefits of this challenging exercise. However, it is important to listen to the body, avoid pushing beyond one’s limits, and choose an approach that aligns with one’s fitness level and goals.

Factors Affecting Difficulty

Factors That Affect the Difficulty of Push-Ups

In order to understand the difference in difficulty between knee push-ups and regular push-ups, it is important to consider the various factors that can affect the challenge level of this exercise. Two key factors that play a significant role in the difficulty of push-ups are body weight and upper body strength.

Body Weight

One of the factors that can impact the difficulty of push-ups is the individual’s body weight. Generally, the heavier a person is, the more effort and strength is required to successfully perform a push-up. This is because the muscles need to work against the resistance provided by the body weight. As a result, individuals with a higher body weight may find push-ups to be more challenging compared to those with a lower body weight.

Upper Body Strength

Another factor that influences the difficulty level of push-ups is the individual’s upper body strength. Push-ups primarily engage the muscles in the arms, chest, and shoulders. Individuals with limited upper body strength may struggle to perform push-ups, while those with well-developed upper body muscles will find them easier to execute.

Impact on the Difference between Knee Push-Ups and Regular Push-Ups

These factors directly affect the difference between knee push-ups and regular push-ups. Since knee push-ups involve a modified position where the individual’s knees are on the ground instead of the feet, the resistance provided by the body weight is reduced. This makes knee push-ups less challenging than regular push-ups.

On the other hand, regular push-ups require the individual to lift their entire body weight with the muscles of the arms, chest, and shoulders. As a result, regular push-ups are generally considered more difficult than knee push-ups, especially for individuals with limited upper body strength or a heavier body weight.

Understanding the impact of body weight and upper body strength on the difficulty of push-ups can help individuals determine the appropriate variation for their fitness level. It is important to choose a push-up variation that challenges the muscles without compromising proper form or risking injury.

By considering these factors, individuals can make informed decisions about which push-up variation aligns with their abilities and goals. Based on their fitness level, they can gradually progress from knee push-ups to regular push-ups, gradually building their upper body strength and achieving their desired fitness outcomes.

Muscle Engagement in Knee Push-Ups

Specific Muscles Engaged

When performing knee push-ups, several muscle groups are engaged to support the movement. These muscles include the chest, triceps, and core muscles.

Chest Muscles

During knee push-ups, the pectoralis major muscles, commonly known as the chest muscles, are the primary muscles targeted. As you lower your body towards the floor, these muscles contract to control the descent and provide stability. The upward movement engages the chest muscles further, as they work to push the body back to the starting position.

Triceps

In addition to the chest muscles, knee push-ups also activate the triceps muscles located at the back of the upper arms. These muscles assist in extending the elbows, allowing for the pushing motion during the exercise. Engaging the triceps helps to strengthen the back of the arms and improve overall upper body strength.

Core Muscles

Knee push-ups also require the activation of the core muscles, including the rectus abdominis and obliques. These muscles work to stabilize the body during the movement, preventing excessive sagging or arching of the lower back. Strengthening the core not only enhances your ability to perform knee push-ups but also improves posture and overall stability.

Comparison to Regular Push-Ups

While knee push-ups engage the chest, triceps, and core muscles, regular push-ups activate additional muscle groups. With regular push-ups, the engagement of the chest, triceps, and core muscles is amplified, and several other muscle groups come into play, including the deltoids, biceps, and lower back muscles. Regular push-ups provide a more comprehensive upper body workout, targeting a wider range of muscles.

Conclusion

Understanding the muscle engagement in knee push-ups is essential for individuals looking to improve their upper body strength and overall fitness. While knee push-ups primarily target the chest, triceps, and core muscles, regular push-ups engage a wider range of muscle groups. Depending on your fitness goals and abilities, both variations of push-ups can be effective. However, for optimal muscle development and strength gains, progressing towards regular push-ups should be the long-term goal. By consistently challenging yourself and gradually building upper body strength, you can eventually transition to regular push-ups. Remember to always listen to your body, choose the appropriate push-up variation, and progress at a pace that ensures safety and continued improvement.

Muscle Engagement in Regular Push-Ups

Regular push-ups are hailed as one of the most effective exercises for overall upper body strength and muscle development. They engage a wide range of muscle groups, resulting in a more challenging workout compared to knee push-ups.

Targeted Muscle Groups

During regular push-ups, several major muscle groups are activated, including the chest, shoulders, triceps, and core muscles. The chest muscles, particularly the pectoralis major and minor, play a significant role in the pushing motion. As the chest muscles contract, they generate the force needed to push the body off the ground.

The shoulders, specifically the deltoids, also contribute to the movement. They stabilize the shoulder joints and assist the chest muscles in pushing the body up and down. The triceps, located on the back of the upper arms, are heavily engaged as they straighten the elbows during the upward phase of the push-up.

Additionally, regular push-ups require significant core stability and activation. The core muscles, including the rectus abdominis, obliques, and deep stabilizers of the spine, work to maintain a stable and aligned body position throughout the exercise.

Comparing Muscle Engagement

When comparing the muscle engagement in regular push-ups to knee push-ups, it is evident that regular push-ups activate more muscle groups. While knee push-ups primarily target the chest, triceps, and core muscles, regular push-ups engage these muscles to a greater extent, as well as involving the shoulders and additional stabilizing muscles.

The increased muscle activation during regular push-ups leads to greater overall strength development. The chest, shoulders, triceps, and core muscles are pushed to work harder in order to support the body’s weight and perform the exercise effectively. As a result, regular push-ups have the potential to yield faster and more noticeable strength gains and muscle development.

It is important to note that knee push-ups still provide valuable benefits, especially for beginners or individuals with limited upper body strength. They serve as a stepping stone towards regular push-ups, helping individuals build strength gradually and develop proper form and alignment.

However, for those aiming to challenge themselves and maximize their strength gains, transitioning from knee push-ups to regular push-ups is recommended. By progressively increasing the difficulty level, individuals can continue to push their limits and reap the full benefits of this foundational exercise.

In the next section, we will delve into the difference in difficulty between knee push-ups and regular push-ups, providing a comprehensive understanding of the varying challenges each variation presents.

Understanding the Difference in Difficulty

Comparison between Knee Push-Ups and Regular Push-Ups

When it comes to push-ups, there exists a notable difference in difficulty between knee push-ups and regular push-ups. Knee push-ups are often considered to be an easier variation, while regular push-ups are generally seen as more challenging.

A knee push-up involves maintaining a modified plank position, with the knees resting on the ground instead of the toes. This modification reduces the amount of body weight that needs to be lifted, making it easier for beginners or individuals with limited upper body strength. In contrast, regular push-ups require athletes to lift their entire body weight using the muscles of the chest, arms, and core.

The reduced body weight in knee push-ups significantly decreases the resistance placed on the muscles and joints. This lower resistance makes knee push-ups more accessible for individuals who are just starting their fitness journey or are recovering from an injury. On the other hand, regular push-ups demand a higher level of strength and stability, as they engage more muscles and provide a greater challenge to the body.

Why Regular Push-Ups are Generally Considered More Challenging

Regular push-ups require a higher level of upper body strength, particularly in the chest, shoulders, triceps, and core muscles. The full-body engagement in regular push-ups translates to increased muscle activation and ultimately builds greater overall strength and muscle development.

Additionally, regular push-ups require athletes to maintain proper form and alignment throughout the movement. This includes keeping the body in a straight line from head to toe, engaging the core, and lowering the chest to near-ground level before pushing back up. These technical aspects of regular push-ups further contribute to their higher difficulty level.

While knee push-ups provide a great starting point for building strength and endurance, it is important to transition to regular push-ups over time to continue challenging the body. Gradually increasing the number of regular push-ups and focusing on maintaining proper form will lead to greater gains in strength and overall fitness.

In conclusion, knee push-ups and regular push-ups differ in their difficulty levels. Knee push-ups are a modified variation that reduces body weight and provides a more accessible option for beginners or those with limited upper body strength. Regular push-ups, on the other hand, demand more strength and engage a greater number of muscles, making them a more challenging exercise. To maximize progress and obtain the full benefits of push-ups, individuals should aim to transition from knee push-ups to regular push-ups while maintaining proper form and gradually increasing intensity.

Understanding the Difference in Effectiveness

Effectiveness of Knee Push-Ups

Knee push-ups are often recommended for beginners or individuals with limited upper body strength. While they may not be as challenging as regular push-ups, they still provide several benefits.

Knee push-ups are effective for building initial strength in the chest, triceps, and core muscles. They allow individuals to focus on proper form and alignment without the added strain of supporting their full body weight. This can be particularly helpful for those who are new to push-ups or are recovering from an injury.

Additionally, knee push-ups are an excellent way to build confidence and gradually increase upper body strength. As individuals become more comfortable with knee push-ups, they can slowly progress to regular push-ups to continue their strength development.

Effectiveness of Regular Push-Ups

Regular push-ups, on the other hand, provide more overall strength and muscle development compared to knee push-ups. They engage multiple muscle groups simultaneously, making them a highly effective exercise for building upper body strength.

During a regular push-up, the chest, shoulders, triceps, and core muscles are all activated to stabilize the body and perform the movement. The added challenge of supporting the entire body weight strengthens these muscles to a greater extent.

Regular push-ups also require more coordination and balance as the body is in a straight alignment from head to toe. This helps improve overall body stability and enhances functional fitness.

Choosing the Right Variation

While knee push-ups can be beneficial for beginners, it is important to note that regular push-ups provide more comprehensive strength development. Depending on one’s fitness level and goals, it is essential to choose the push-up variation that suits their abilities.

Beginners or individuals with limited upper body strength can start with knee push-ups to build foundational strength. As they progress and feel comfortable, they can gradually transition to regular push-ups.

It is crucial to listen to the body and avoid pushing too hard too soon, as this can lead to injury. Gradual progression and consistent practice are key to improving strength and eventually performing regular push-ups.

In conclusion, knee push-ups are effective for beginners or those with limited upper body strength, providing initial strength development and confidence. However, regular push-ups offer more comprehensive strength and muscle development. Finding the right variation and gradually progressing can help individuals achieve their fitness goals and maximize the benefits of push-ups.

Progression from Knee Push-Ups to Regular Push-Ups

Gaining Strength and Progressing

After becoming familiar with knee push-ups and building some upper body strength, many individuals may aspire to move onto regular push-ups. Progressing from knee push-ups to regular push-ups requires gradual strengthening of the muscles involved. It is important to approach this progression in a controlled and measured manner to avoid strain or injury.

Guidance for Safe Progression

To successfully transition from knee push-ups to regular push-ups, it is crucial to focus on building strength in the chest, triceps, and core muscles. Here are some steps to aid in the progression:

1. Maintain Good Form

Continuing to maintain proper form during knee push-ups is essential. This means keeping the body aligned, maintaining a straight line from head to toes, and engaging the core muscles throughout the movement.

2. Gradually Increase Repetitions

Gradually increasing the number of repetitions performed during knee push-ups is an effective way to build strength. Aim to perform more repetitions each week, gradually increasing the workload on the muscles.

3. Try Inclined Push-Ups

Inclined push-ups are a great intermediate step in progressing towards regular push-ups. Find an elevated surface, such as a bench or step, and assume a push-up position with hands on the elevated surface. Perform push-ups in this position, gradually decreasing the height of the surface as strength improves.

4. Transition to Half Push-Ups

Start by performing half push-ups, also known as “quarter push-ups” or “nose push-ups.” These involve lowering the upper body only halfway to the ground, maintaining proper form and alignment. Gradually increase the range of motion until the chest is touching the ground.

5. Employ Eccentric Push-Ups

Eccentric push-ups focus on the lowering (eccentric) phase of the movement. Begin in a regular push-up position and slowly lower the body to the ground, emphasizing the control and strength during the descent. Use the knees to help with the push-up back to the starting position if needed.

6. Aim for Full Push-Ups

Once the range of motion and strength have improved, attempt full push-ups. Start by performing as many full push-ups as possible with proper form, and gradually increase the number as strength continues to develop.

7. Strengthen the Supporting Muscles

In addition to practicing push-ups, it is beneficial to incorporate exercises that strengthen the supporting muscles. Include exercises such as planks, tricep dips, and chest presses to further develop the necessary muscle groups.

8. Patience and Persistence

Remember, progression takes time and consistency. Patience and persistence are key in successfully progressing from knee push-ups to regular push-ups. Listen to the body and adapt the progression according to individual capabilities.

By following these guidelines and consistently challenging oneself, individuals can gradually build strength and confidence to perform regular push-ups. Progressing from knee push-ups to regular push-ups not only signifies an increase in strength but also demonstrates the improvement in overall fitness levels. Remember to always prioritize safety and consult with a fitness professional if necessary. With dedication and determination, the goal of performing regular push-ups can be achieved.

Other Variations to Consider

Introducing Push-Up Variations to Increase Difficulty and Target Muscles

When it comes to push-ups, there are more variations than just knee push-ups and regular push-ups. These variations not only increase the difficulty of the exercise but also target specific muscle groups in the body. By incorporating these variations into your workout routine, you can continue to challenge yourself and make progress in your fitness journey.

One push-up variation to consider is the diamond push-up. This variation is performed by placing your hands close together, forming a diamond shape with your thumbs and index fingers. Diamond push-ups primarily target the triceps muscles, making them an excellent choice for individuals looking to strengthen and tone their arms.

Another challenging variation is the decline push-up. In this exercise, your feet are elevated on a stable surface such as a step or bench, while your hands remain on the ground. Performing push-ups in a declined position increases the load on your upper body, particularly your shoulders and chest, thereby intensifying the exercise.

For those who want to take their push-up game to the next level, one-arm push-ups are a great option. This variation requires significant core and arm strength and balance. Begin by placing one hand slightly wider than shoulder-width apart while keeping the other hand behind your back. Lower your body down, keeping it aligned, and push back up using only one arm. One-arm push-ups provide a demanding challenge that engages the entire upper body, especially the chest, triceps, and core muscles.

Adding these variations to your workout routine can help you break through plateaus and continue to progress in your push-up strength. However, it’s important to note that these variations may not be suitable for beginners or individuals with limited upper body strength. It’s crucial to consult with a fitness professional or trainer to ensure you are using the correct form and technique for these advanced push-up variations.

In conclusion, while knee push-ups and regular push-ups are the most commonly known variations, there are many other options to consider when looking to increase difficulty and target specific muscle groups. By incorporating variations like diamond push-ups, decline push-ups, or one-arm push-ups, you can continue to challenge your body and achieve optimal results. However, it’s essential to determine which variation is appropriate for your fitness level and gradually progress to avoid injury. Remember, the key is to find the right approach that suits your abilities and goals to make the most out of your push-up workouts.

Finding the Right Approach for Your Fitness Level

Choosing the Appropriate Variation

When it comes to push-ups, it is crucial to choose the right variation based on your fitness level and goals. Understanding the difference in difficulty and effectiveness between knee push-ups and regular push-ups is essential for determining which variation is suitable for you.

Consider Your Fitness Level and Goals

It is important to assess your fitness level before deciding which push-up variation to incorporate into your workout routine. If you are a beginner or have limited upper body strength, knee push-ups can be a great starting point. These modified push-ups allow you to gradually develop the necessary strength and technique.

On the other hand, if you have experience with push-ups and desire more challenge, regular push-ups are a better option. Regular push-ups engage a wider range of muscles and provide greater overall strength and muscle development. They require more core stability, upper body strength, and coordination.

Gradual Progression

No matter which variation you choose, it is important to progress gradually to avoid injury and ensure continued improvement. If you start with knee push-ups, gradually increase the number of repetitions before attempting regular push-ups. Focus on maintaining proper form and gradually decrease the amount of assistance your knees provide.

To build the necessary upper body strength for regular push-ups, incorporate exercises that target the chest, triceps, and core muscles. Dips, tricep pushdowns, and plank variations are effective exercises to include in your training program.

Listen to Your Body

When transitioning from knee push-ups to regular push-ups, pay attention to your body’s response. If you experience pain or discomfort, it is important to reassess your approach and make adjustments as needed. Remember that everyone progresses at their own pace, and it is better to take it slow and avoid injuries.

Other Variations to Consider

In addition to knee push-ups and regular push-ups, there are numerous variations available to challenge yourself and target specific muscle groups. Diamond push-ups, decline push-ups, and one-arm push-ups are just a few examples. These variations can be incorporated once you have built the necessary strength and stability.

Conclusion

Understanding the difference in difficulty and effectiveness between knee push-ups and regular push-ups is crucial for selecting the appropriate variation based on your fitness level and goals. Gradual progression, proper form, and listening to your body are key factors in avoiding injuries and achieving optimal results. Consider experimenting with different push-up variations to keep your workout routine challenging and engaging. With dedication and consistency, you will strengthen your upper body and achieve your desired fitness goals.

Conclusion

Understanding the difference in difficulty and effectiveness between knee push-ups and regular push-ups is essential for individuals looking to maximize their workout results. By understanding the benefits, muscle engagement, and factors affecting difficulty, individuals can make informed decisions about which push-up variation is most suitable for their fitness level and goals.

Throughout this article, we discussed the numerous benefits of push-ups, including the engagement of various muscle groups. Knee push-ups were defined as a modification for beginners or individuals with limited upper body strength, with emphasis on proper body positioning. Regular push-ups were explained, highlighting correct form and alignment during the exercise.

Factors such as body weight and upper body strength were identified as influencers on the difficulty of push-ups. It was explained that regular push-ups are generally considered more challenging due to the increased muscle activation required. Muscle engagement during knee push-ups was described, focusing on the chest, triceps, and core muscles. On the other hand, regular push-ups engage multiple muscle groups, leading to greater overall strength and muscle development.

Guidance was provided on progressing from knee push-ups to regular push-ups, with suggestions on exercises and tips to build upper body strength. Additionally, other push-up variations such as diamond push-ups, decline push-ups, or one-arm push-ups were introduced as options to increase difficulty or target specific muscle groups.

It is crucial to choose the appropriate push-up variation based on one’s fitness level and goals. Gradual progression is emphasized to prevent injury and ensure continued improvement. By understanding the difference in difficulty and effectiveness between knee push-ups and regular push-ups, readers are encouraged to select the variation that suits their abilities and goals for optimal results.

In conclusion, knee push-ups and regular push-ups offer unique benefits and challenges. Understanding the differences in difficulty and effectiveness allows individuals to tailor their workout routine to their specific needs and goals. Whether performing knee push-ups for beginners or striving for the strength and muscle development that regular push-ups provide, the key is to find the right approach for one’s fitness level and progress gradually over time.

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