Four Ways to Turn Your AM Push-Up Routine into a Full-Body Workout: Wobble Board, Stability Disc, Fitness Dome, and TRX Suspension Trainer Under Scientific Scrutiny
Based only on the study at hand, the TRX system does not seem to be significantly superior to the three other systems. In conjunction w/ previous research, discussed in the light-blue info box and the bottom line, though, it appears to be the best, certainly most versatile device. Ok, the push up is already a full body movement, but as a recent unsponsored study from the University of Valencia shows, the muscle activation during push-ups performed under stable and unstable conditions varies significantly. So significantly, in fact, that certain muscle groups, such as the serratus aneterior, may be hammered twice as heavy when you use the "right" instability devices... and the best thing: None of the devices Borreani et al. tested will overrun the budget of a well-equipped homegym. With that being said, let's take an initial look at the contestants. There's the classic push-up (not shown in Figure 1 , because it requires no extra-device, but the floor), the (A)...
