The contraction process involves interactions between actin and myosin filaments within the sarcomeres to generate force. News organizations may use or redistribute this image, with proper attribution ...

Human anatomy is far from complete, with ongoing discoveries reshaping understanding of variation, structure, and disease.

Cardiac muscle tissue, or myocardium, is a type of muscle tissue that forms the heart. It contracts and releases involuntarily and keeps the heart pumping blood around the body. The human body ...

Metabolic health is maintained through the complex interplay between key tissues, including adipose tissue, skeletal muscle, and the liver. Adipose tissue ...

Most people recognise at least a few anatomical terms — “traps”, “glutes”, “biceps”. After centuries of dissection, microscopy and medical imaging, it seems reasonable to assume the work is done.

High-force, high-repetition movements create microinjuries in muscle fibers. Muscle tissue responds by making repairs. But over time, with repetition of injury, healing capacity becomes overwhelmed, ...

A multi-tissue proteomic atlas uncovers the shared and distinct molecular signatures of metabolic flexibility induced by intermittent fasting.