TRX Training is a form of suspension training that uses bodyweight exercises to develop strength, balance, flexibility, and core stability simultaneously. It involves using a suspension trainer, which is a system of straps and handles that can be attached to a door frame, wall, or ceiling. TRX Training is popular among athletes, military personnel, and fitness enthusiasts for its versatility and effectiveness in improving overall fitness levels. It can be easily adjusted to accommodate different fitness levels and goals, making it suitable for individuals of all ages and abilities.