TRX, short for Total Resistance eXercise, is a popular form of suspension training that uses bodyweight exercises to build strength, flexibility, and core stability. It was created by a former Navy SEAL, Randy Hetrick, who designed the first version of the TRX in 1995 using a jiu-jitsu belt and parachute webbing.
What is TRX
The TRX system consists of two adjustable straps with handles that can be attached to a sturdy anchor point, such as a door frame, tree, or overhead beam.
By changing the length and angle of the straps, users can modify the difficulty of each exercise to suit their fitness level and target different muscle groups.
For everyone
For beginners, TRX is a great tool for building foundational strength, mobility, and endurance. The adjustable straps and bodyweight resistance make it easy to modify the difficulty level to suit your fitness level. Starting with basic exercises and gradually progressing to more challenging ones can help you build confidence and avoid injury.
For advanced users, TRX can provide a challenging and effective workout that targets specific muscle groups and improves overall fitness. The versatility of the system allows for endless variations and combinations of exercises, making it easy to continually challenge yourself and prevent plateaus.

Advantages
One of the main advantages of TRX is its versatility. It can be used to perform a wide variety of exercises, ranging from upper body pulls and pushes to lower body squats and lunges, as well as core and cardio exercises. This makes it a great tool for anyone looking to build functional strength, improve flexibility and balance, and increase cardiovascular fitness.
Another benefit of TRX is its portability and convenience. The system is lightweight and compact, so it can be easily carried and used anywhere, whether at home, in the gym, or while traveling. This makes it an ideal option for people with busy schedules or limited space, who want to get a full-body workout without the need for bulky equipment.
Moreover, TRX is suitable for all fitness levels, from beginners to advanced athletes, as the level of difficulty can be easily adjusted by changing the angle and length of the straps. This means that users can start with basic exercises and progress to more challenging ones as they get stronger and more confident.
Finally, TRX is a low-impact form of exercise that is gentle on the joints and can help prevent injuries. Since it uses bodyweight resistance, it doesn’t put stress on the joints or require heavy weights, making it a safe and effective option for people with joint pain or other health conditions.
In conclusion, TRX is a versatile, portable, and convenient form of exercise that offers a wide range of benefits, including improved strength, flexibility, balance, and cardiovascular fitness. Whether you are a beginner or an advanced athlete, TRX can help you achieve your fitness goals and enhance your overall health and wellbeing.
Versatility
TRX is a versatile and effective training tool that can benefit people of all fitness levels. Here are some of the reasons why TRX is great for building strength, mobility, endurance, flexibility, and balance:
Strength: TRX exercises primarily use bodyweight resistance, which can help build functional strength and muscular endurance. The instability of the straps also engages the stabilizer muscles, helping to improve overall strength and balance.
Mobility: Many TRX exercises involve dynamic, full-body movements that can improve mobility and flexibility. The adjustable straps allow you to modify the range of motion and difficulty level to suit your needs.
Endurance: TRX workouts can be high-intensity and challenging, making them effective for building cardiovascular endurance and improving overall fitness.
Flexibility: The dynamic movements used in TRX exercises can help improve flexibility and range of motion in the joints and muscles. The adjustable straps also allow you to modify the stretch and resistance to suit your flexibility level.
Balance: TRX exercises require core stabilization and balance, making it a great tool for improving balance and coordination.

All core all the time
One of the unique features of TRX is that it engages your core muscles throughout the entire workout, even during exercises that primarily target other muscle groups. This is because the instability of the straps requires you to engage your core muscles to maintain proper form and balance.
For example, when performing TRX rows, your back and biceps are the primary muscles being worked, but you also have to engage your core muscles to stabilize your body and prevent excessive swinging or twisting. Similarly, when performing TRX lunges, your legs are the primary muscles being worked, but you also have to engage your core muscles to maintain proper balance and stability.
Furthermore, TRX offers a wide variety of core-specific exercises that can help you develop a stronger, more stable core. These exercises include TRX planks, side planks, pikes, and rollouts, among others. These exercises not only work your abs, but also your obliques, lower back, and hip flexors, which are all important muscles for maintaining good posture, preventing lower back pain, and improving athletic performance.
By using TRX to work your core all the time, you can develop a stronger, more stable core that will help you perform better in other exercises and daily activities. Additionally, a strong core can help reduce your risk of injury, improve your balance and coordination, and enhance your overall quality of life.
Different uses
- TRX for weight loss: TRX can be an effective tool for weight loss and body composition changes due to its ability to provide a full-body workout that burns calories and increases muscle mass. You could discuss the benefits of TRX for weight loss and provide tips for incorporating TRX into a weight loss program.
- TRX for sports performance: TRX can help improve athletic performance by targeting specific muscle groups and developing overall strength and endurance. You could discuss the benefits of TRX for sports performance and provide examples of exercises that are specific to different sports.
- TRX for seniors: TRX can be a safe and effective form of exercise for seniors who may have mobility issues or other health concerns. You could discuss the benefits of TRX for seniors, as well as provide tips for modifying exercises to suit the needs of older adults.
- TRX group fitness classes: TRX can be a fun and engaging way to work out with others. You could discuss the benefits of TRX group fitness classes and provide tips for finding a class and getting started.
- TRX for functional fitness: Since TRX engages multiple muscle groups and requires you to use your bodyweight as resistance, it is a great tool for developing functional fitness. Functional fitness refers to the ability to perform everyday movements with ease and efficiency, such as lifting heavy objects, climbing stairs, and reaching overhead. TRX can help improve your functional fitness by increasing your strength, flexibility, and balance in a way that translates to real-world activities.
- TRX for rehabilitation: Because TRX is a low-impact form of exercise, it can be a useful tool for rehabilitation after injury or surgery. TRX can help rebuild strength and mobility in injured or weakened muscles without putting stress on the joints or using heavy weights. Additionally, TRX can help improve flexibility and range of motion, which is essential for preventing future injuries.
Physics
Understanding the physics of vector resistance is important knowledge when using TRX because it can help you perform exercises more effectively and efficiently.
Vector Resistance
Vector resistance refers to the force that is applied in a certain direction, and in TRX, this force is determined by the angle and length of the straps.
For example, when performing a TRX row, the angle of the straps determines the direction of the force that is applied to your back muscles. If the straps are at a steep angle, the force is directed more vertically, making the exercise more challenging for your back muscles. On the other hand, if the straps are at a shallower angle, the force is directed more horizontally, making the exercise easier.
Another important aspect to consider when using TRX is the positioning of your feet. Instead of constantly adjusting the length of the straps to increase or decrease resistance, you can modify the difficulty of an exercise by changing the position of your feet.
For example, when performing TRX lunges, stepping forward or backward with one foot can change the level of resistance and target different muscles in the legs. Stepping forward with one foot can increase the resistance and target the front leg more, while stepping backward can decrease the resistance and target the back leg more.
Similarly, when performing TRX rows, changing the position of your feet can also modify the level of resistance. Moving your feet closer to the anchor point can increase the resistance, while moving them further away can decrease it.
By using different foot positions to modify resistance, you can keep the length of the straps consistent and focus on proper form and alignment. This can also help you make more efficient use of your workout time and prevent wear and tear on the straps from constant adjustments.
Overall, understanding how to modify resistance through foot positioning can help you get the most out of your TRX workouts and achieve your fitness goals more effectively.
By understanding the physics of vector resistance, you can modify the angle and length of the straps to target specific muscle groups and adjust the difficulty of each exercise to suit your fitness level. This can help you perform exercises more safely and effectively, while also maximizing the benefits of each exercise.
In addition to vector resistance, it is also important to understand other physics principles, such as center of mass and leverage, when using TRX. For example, when performing TRX squats, understanding the principle of leverage can help you maintain proper form and prevent injury. By keeping your weight centered over your feet and your hips aligned with your knees, you can minimize the risk of strain on your lower back and knees.
Pendulum principle
The pendulum principle is another important physics principle to keep in mind when using TRX. The pendulum principle refers to the natural swinging motion that occurs when using the straps, which can be either helpful or harmful depending on how it is controlled.
When performing TRX exercises, it is important to maintain control over the swinging motion to prevent injury and maximize the benefits of each exercise. For example, when performing TRX planks, allowing your body to swing too much can strain your lower back and make the exercise less effective. However, by engaging your core muscles and maintaining a stable, neutral spine, you can prevent excessive swinging and maintain proper form.
Similarly, when performing TRX rows, controlling the swinging motion can help target the correct muscle groups and prevent injury. Allowing your body to swing too much can make the exercise less effective and put undue strain on your shoulders and back.
By understanding and utilizing the pendulum principle, you can improve your control and stability during TRX exercises and make each workout more effective and efficient. This can help prevent injury and maximize the benefits of each exercise, leading to improved strength, flexibility, and overall fitness.

Benefits of using the TRX with a TRX-certified personal trainer
Working with a personal trainer who specializes in TRX training can be especially beneficial for maximizing the benefits of this training tool. Here are some of the ways a TRX-certified personal trainer can help you get the most out of your TRX workouts:
- Expert knowledge: A TRX-certified personal trainer has in-depth knowledge of TRX exercises, techniques, and progressions, allowing them to create a customized workout plan that is tailored to your fitness level and goals.
- Proper form and technique: Proper form and technique are crucial for preventing injury and maximizing the benefits of each TRX exercise. A TRX-certified personal trainer can ensure that you are using correct form and technique during each exercise, helping you to get the most out of each movement and prevent injuries.
- Progression: As you get stronger and more confident with TRX exercises, it is important to gradually increase the difficulty level to continue challenging your muscles and prevent plateaus. A TRX-certified personal trainer can help you progress through exercises and modify your workouts to keep you challenged and motivated.
- Variety: TRX offers a wide variety of exercises and combinations, making it easy to get stuck in a workout routine that no longer challenges you. A TRX-certified personal trainer can provide a variety of exercises and progressions to keep your workouts fresh, challenging, and fun.
- Goal-setting: A TRX-certified personal trainer can help you set specific, measurable, and achievable goals for your TRX training, providing motivation and accountability to help you stay on track and achieve your desired results.
- Flexibility: A TRX-certified personal trainer can modify exercises and workouts to suit your individual needs, whether you have specific fitness goals, health concerns, or physical limitations.
Working with a TRX-certified personal trainer can help you get the most out of your TRX workouts, providing expert guidance, motivation, and accountability to help you achieve your fitness goals more efficiently and effectively.
Playlist of exercises
Here’s a great playlist of exercises that you can watch and learn how to use the TRX well, straight from the creators themselves!
https://www.youtube.com/playlist?list=PL8ZLl_0oyrB1WVD9KIxhR3ujkpIyzQ4zQ
TRX Exercises
Here are the updated 20 TRX exercises with their recommended TRX length positions, facing direction, body part worked, and benefits:
No. | Exercise Name | TRX Length | Facing | Body Part Worked | Benefits |
---|---|---|---|---|---|
1 | TRX Rows | Fully shortened | Facing the anchor | Back, Biceps | Strengthens upper back and biceps, improves posture |
2 | TRX Chest Press | Fully lengthened | Facing away from anchor | Chest, Triceps | Builds chest and triceps strength, improves pushing power |
3 | TRX Push-ups | Fully lengthened | Facing away from anchor | Chest, Shoulders, Triceps | Improves upper body pushing strength and core stability |
4 | TRX Mountain Climbers | Mid-calf | Facing away from anchor | Core, Legs | Improves core strength and cardio endurance |
5 | TRX Hamstring Curls | Mid-calf | Facing away from anchor | Hamstrings, Glutes | Builds hamstring and glute strength, improves lower body stability |
6 | TRX Squats | Fully shortened | Facing the anchor | Quads, Glutes | Builds lower body strength and improves balance |
7 | TRX Lunges | Mid-calf | Facing away from anchor | Quads, Glutes | Builds leg strength and improves balance |
8 | TRX Pistol Squats | Fully shortened | Facing the anchor | Quads, Glutes, Hamstrings | Builds single-leg strength and improves balance |
9 | TRX Plank | Mid-calf | Facing away from anchor | Core, Shoulders | Improves core strength and stability |
10 | TRX Side Plank | Mid-calf | Facing away from anchor | Core, Obliques | Builds oblique strength and improves lateral stability |
11 | TRX Low Rows | Fully shortened | Facing away from anchor | Back, Biceps | Builds upper back and bicep strength, improves posture |
12 | TRX Bicep Curls | Fully shortened | Facing the anchor | Biceps | Builds bicep strength |
13 | TRX Tricep Extensions | Mid-length | Facing the anchor | Triceps | Builds tricep strength |
14 | TRX Shoulder Flys | Mid-length | Facing the anchor | Shoulders | Builds shoulder strength and improves posture |
15 | TRX Y Flys | Mid-length | Facing the anchor | Upper back, Shoulders | Builds upper back and shoulder strength, improves posture |
16 | TRX T Flys | Mid-length | Facing the anchor | Back, Shoulders | Builds upper back and shoulder strength, improves posture |
17 | TRX Power Pull | Fully shortened | Facing the anchor | Back, Shoulders | Builds upper back and shoulder strength, improves posture and pulling power |
18 | TRX Pike | Mid-calf | Facing away from anchor | Core, Shoulders, Hamstrings | Builds core and shoulder strength, improves hamstring flexibility |
19 | TRX Atomic Push-ups | Fully lengthened | Facing away from anchor | Chest, Shoulders, Triceps, Core | Builds upper body strength and core stability |
20 | TRX Burpees | Fully lengthened | Facing away from anchor | Full body | Builds total body strength and cardio endurance |
In conclusion, TRX is a versatile and effective training tool that can benefit people of all fitness levels. From beginners to advanced athletes, TRX offers a wide variety of exercises and progressions that can help build strength, endurance, mobility, flexibility, and balance.
One of the unique features of TRX is its ability to engage your core muscles throughout the entire workout, even during exercises that primarily target other muscle groups. By using TRX to work your core all the time, you can develop a stronger, more stable core that will help you perform better in other exercises and daily activities. Additionally, a strong core can help reduce your risk of injury, improve your balance and coordination, and enhance your overall quality of life.
Understanding and utilizing the physics principles of vector resistance and the pendulum principle can help you get the most out of your TRX workouts, ensuring that you are working the correct muscle groups and maximizing the benefits of each exercise. Working with a TRX-certified personal trainer can also help you get the most out of your TRX workouts, providing expert guidance, motivation, and accountability to help you achieve your fitness goals more efficiently and effectively.
In addition to its many benefits, TRX is also a convenient and portable training tool that can be used anywhere, making it an ideal option for people with busy schedules or limited space. Whether you are working out at home, in the gym, or while traveling, TRX offers a wide variety of exercises that can help you achieve your fitness goals and enhance your overall health and wellbeing.
Overall, incorporating TRX into your workout routine can provide a challenging and effective workout that targets specific muscle groups and improves overall fitness. By utilizing the principles of vector resistance and the pendulum principle, and working with a TRX-certified personal trainer, you can get the most out of your TRX workouts and achieve your fitness goals more efficiently and effectively.