Dumbbell Rack Forget the latest fitness craze — dumbbells have been around for the past zillion years because they work, plain and simple. Build strength all over with moves that combine muscle groups for a super-effective, time-efficient workout. The Russian dumbbell swing works the arms, shoulders, glutes, and hips. Can you say “Da”?

Do it Today: Get a full-body workout with classic dumbbell moves like the Russian swing.

Either/Or

Which burns more fat, weightlifting or aerobic training?

Ladies First

Lifting weights won’t turn women into She-Hulk. Here’s why.