Lower the weights back down. Perform 12 to 15 repetitions. This lower-body circuit training workout is designed to tone and ...

then this five-minute lower body circuit is for you. Not only will compound exercises help build strength and muscle in your legs, but they’ll also up your heart rate and burn lots of calories.

Lightweight Shoulder Circuit: This shoulder circuit ... consider doubling up and getting your upper- and lower-body days done in a single workout. This split is helpful as a full-body and cardio ...