During hibernation, brown bears spend up to six months lying almost completely still, without eating, drinking or exercising.

A new study has observed differences in the shape, structure and mechanical properties of nuclei in trained and untrained individuals, potentially helping to explain the anti-aging effects of exercise ...

- Muscle cells, also known as myocytes, are specialized cells designed for contraction and force production. Skeletal Muscle Cells: These cells are long, cylindrical, and have a striated (or striped) ...

Inspired by the structure of muscles, an innovative new strategy for creating fiber actuators could lead to advances in robotics, prosthetics, and smart clothing, according to a Penn State led team of ...

PHILADELPHIA - Actin is the most abundant protein in the body, and when you look more closely at its fundamental role in life, it's easy to see why. It is the basis of most movement in the body, and ...

Building functional human muscle in the laboratory has long been a goal of regenerative medicine, but one stubborn obstacle ...

We all have that friend who packs on muscle like it’s nothing, while the rest of us slog through our training week after week. Genetics explain some of the difference, but new research suggests your ...

Social media influencers and supplement companies have stoked concerns, but experts say the issue is a lot more complicated.

Researchers identified a molecular pathway that can limit muscle repair, a finding that may guide future muscular dystrophy treatments.