It combines strength and cardio into one total body sweat session.

Add Yahoo as a preferred source to see more of our stories on Google. Think you always need long, slow strength sessions to build strength and burn fat? Think again. New research suggests that ...

Whats the most common excuse youll hear somebody make for not going to the gym? You know it: I just dont have enough time to get there! Its not unfair, either. After all, we all have super-busy lives, ...