I swapped the gym for a TRX suspension trainer, and I was impressed by the results - This time-efficient training tool can transform your exercise routine with fun, efficient workouts ...

or perhaps witnessed an athletic type performing seemingly impossible ab crunches on TRX training videos on YouTube. But the thing is, suspension training is nothing new. Military types ...

The core muscles are involved in nearly every exercise and the mix of cardio and strength training offers a full body workout ...