Achieving strong, defined arms or legs is about more than just lifting weights. A ton goes into growing your muscles—and that includes proper nutrition, recovery, and working out in a specific way.

MIT scientists find that motor neuron growth increased significantly over 5 days in response to biochemical (left) and mechanical (right) signals related to exercise. The green ball represents cluster ...

It wasn’t until my late 30s that I realized something needed to change. I was lethargic and barely had the energy to play ...

If you're short on time but still need to get your weekly chest pump, moving through a quick chest workout is sometimes all you need. Created by Noam Tamir, C.S.C.S., the founder of TS Fitness in New ...

Many gym influencers believe eccentric contractions lead to greater muscle growth. This stems from research showing that eccentric-only training produces larger post-workout mTOR signaling responses ...

Experts say 30-45 minutes, 3-5 days a week, plus daily movement, helps rebuild muscle after 50. See how to structure your plan.

Walk into any gym, and you’ll hear plenty of talk about supplements—powders, capsules, and drinks that promise faster gains. The reality, though, is that only a handful of them are backed by solid ...

New research has revealed how more upright limb postures helped ancient reptiles overcome the biomechanical constraints of ...