Try the “V up” ( jackknife or pike) for a complete abs workout in one exercise, which may therefore be perhaps the single best ab exercise of all. All you have to do is lie on your back with your legs straight and your arms stretched over your head. Now simultaneously lift your legs and [...]
Turbulence Training:
10-Minute Holiday Workouts
Fast, Effective Fat Loss Workouts That Keep You Trim Over the Holidays