A muscle biopsy is a minor surgical procedure. Doctors order them to help diagnose certain diseases that involve muscles. During a muscle biopsy, a small piece of tissue is removed from a specific ...

“Expression tells us what cells do, but regulatory DNA tells us where they come from, how they develop, and which germ layer ...

Soft tissue sarcomas are a group of rare cancers that can occur in almost any part of the body and develop in tissues like muscle, fat, and nerves. The most common types are leiomyosarcoma, ...

Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet still gives rise to a kaleidoscope of different cell types and tissues. A ...

Scientists discovered that lean pork builds muscle more effectively post-workout than high-fat pork, even with identical protein levels. Using advanced tracking techniques, they found that fat content ...

Almost everyone shrinks with old age. Many older adults have more difficulty gaining muscle than they did in their childhood and teenage years. And when it comes to maintaining that muscle, the phrase ...

When you hear the term “muscle memory,” it conjures up images of your muscles being able to memorize certain movements, such as dribbling a soccer ball or playing “Happy Birthday” on the piano. But ...