Bend both knees to 90 degrees to lower down in the lunge. Press through your front heel to return to standing. If the reverse ...
Squats are a go-to quad exercise, but they're not the only move to target your upper leg muscles. Here are the other top exercises experts recommend.
They also burn calories at the same time. With some adjustments, the workout can be made even more varied to include the upper body. FITBOOK author Tony Poland explains the most important variations ...