Welcome to the "TRX full-body circuit party!" This badass gym workout was brought to you by Michelle Opperman, regional group fitness director for Crunch Gyms in San Francisco. PS, There’s More PS, ...

TRX bands are effective and versatile total-body strengthening tools. These specialized suspension straps, which are typically fixed to a wall or anchored overhead, allow exercisers of all levels to ...

Cyle Brewer, a member of the Copperas Cove Special Weapons and Tactics team, pushes himself during the TRX training circuit at the Applied Functional Fitness Center at Fort Hood, Texas, Dec. 16, 2015.

We both went into this class with no idea of what was about to happen. But, unlike with other workouts, neither of us felt nervous before the class. Ahhh. If only we had known. TRX, aka Total ...

TRX bands are effective and versatile total-body strengthening tools. These specialized suspension straps, which are typically fixed to a wall or anchored overhead, allow exercisers of all levels to ...