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 ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Whether you work out because it makes you feel good or it helps you ...

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 ...

Your abdominal muscles surround your trunk between the rib cage and pelvis and keep your abdominal organs safe. Your core abdominal muscles also support your trunk and allow movements while keeping ...

The back consists of large, complex muscles that support your trunk and spine. There are many types of back muscles, and they are all essential, helping you walk, bend, twist, and hold your body ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? You’ve been getting stronger every week, when suddenly—bam—an injury, illness, ...

Some research suggests that nicotine may negatively affect muscle growth.However, there is other evidence that indicates it could help with athletic performance. Muscle growth, which health experts ...