Some of the favorite exercises used by Stew Smith's Military Preparation Group-Heroes of Tomorrow are the following upper-body and core strengthening exercises.

When you do core workouts, ensure you exercise the stomach muscles but don't forget the lower back, upper back, hips and rear shoulders.

Level: Advanced How to: You might look a bit like a frog in motion, but you'll definitely feel the burn in your upper body and core as you bring your knees to meet your elbows.

Another great benefit of TRX training is core engagement. Body-weight exercises are typically excellent ways of engaging core muscles, and TRX training is no exception.

Developed by a Navy SEAL, the TRX system is a great tool to incorporate into your workout routine. Try these 16 TRX exercises for a full-body workout.

GQ's fitness experts have the TRX exercises for you. Ever stared wistfully at the TRX in your gym and thought "that could be fun"?

Invented by a former U.S. Navy SEAL, the TRX (short for total-body resistance exercise) turns every exercise into a challenge for the core by using two very accessible resources: gravity and our ...

Try TRX suspension training, which uses gravity and your body weight to make workouts more challenging. Heavy-duty adjustable straps, similar to the SEALs’ parachute webbing, are the basis of TRX.

Fitness pros share their favorite TRX exercises for beginners. Here's how to incorporate the piece of fitness equipment into your strength training routine.

Looking for a new way to boost your off-bike training? World Cup winner Laurie Greenland's coach Andy Wadsworth explains why a TRX can be a cyclist's secret weapon and how to get the most out of one.

Looking for a new way to boost your off-bike training? World Cup winner Laurie Greenland's coach Andy Wadsworth explains why a TRX can be a cyclist's secret weapon and how to get the most out of one.