Teenagers' bodies change fast. Bones grow, muscles develop, and balance is altered. Adolescence can be a time of high energy, ...

I’ve always been bookish. I spend most of my time in the lab rather than running, jumping or climbing. But I still have super strong muscles. They’re way bigger than when I was a young. I asked my ...

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 ...

Researchers have created a magnet-containing gel mat that simulates the mechanical forces exerted on muscle cells during exercise. The novel ‘workout mat’ might assist in testing treatments for people ...

Many dedicated gym-goers find themselves frustrated after months of consistent heavy lifting with minimal muscle growth to show for their efforts. The answer often lies beyond the weight room, in ...

Jonathan Schoeff, MD, a board-certified surgeon and longevity expert, breaks down a fitness truth in a recent Instagram post: ...

Plus, why it's never too late ...

Starting a new strength training program? Here's what you need to know about how long it takes to build muscle. When it comes to muscle building, it's all about repetition and being consistent with ...

Building muscle after 50 is essential for feeling strong and healthy. While you’re perfecting your strength training routine and making sure to eat enough protein, you might wonder: How long does it ...