Exercises to rebuild muscle after 55: a certified trainer shares 5 daily dumbbell moves to train full-body strength.

When it comes to your body, knowledge is power. Literally. The better you understand your muscles and what they're capable of, the more you can do with them, whether you're acing a serve or turning ...

MIT researchers have developed a way to help people with amputation or paralysis regain limb control. Instead of using electricity to stimulate muscles, they used light. Here, Guillermo Herrera-Arcos ...

Building muscles: Muscle stem cells (their nuclei marked in blue) gradually alter their structure and function, becoming adult muscle cells (whose nuclei turn red). Those cells will eventually fuse ...

An investigation on the International Space Station to learn more about exactly how cells sense gravity could help scientists figure out ways to prevent that muscle loss, in space and on Earth People ...

The Conversation reports that the brain can be trained like muscles; new challenges and rest help boost brain health and connectivity.