Whether you're new to working out or a seasoned trainer, strength-training exercises help to build muscle and bone density and can help raise your resting metabolic rate. If you're looking for a ...

Get ready to hit chest, back, and arms all with one quick upper-body workout. Powered by trainer and strength coach Nicolette Amarillas, this 30-minute class is designed to build and maintain ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...