New research describes how nerve cells and muscle cells communicate through electrical signals during development -- a phenomenon known as bioelectricity. The communication, which takes place via ...

University of Delaware’s Mona Batish is a molecular biologist. She studies circular RNAs formed as a result of so-called molecular mistakes that occur when a strand of RNA — the ribonucleic acid that ...

Changing your rep range and your workout intensity can help you build more muscle, says an exercise scientist with decades of ...

Muscles make up nearly 40% of the human body and power every move we make, from a child’s first steps to recovery after injury. For some, however, muscle development goes awry, leading to weakness, ...

Muscle loss is a common part of aging. For people over 60, maintaining or developing muscles can help prevent falls, maintain mobility, and prevent loss of function. This may be possible through ...

Add Yahoo as a preferred source to see more of our stories on Google. Building muscle takes more than a high-protein diet. While protein gets all the glory, there’s a wide range of nutrients that are ...

Looking to build muscle the smart way? Fitness professionals across the United States consistently recommend one foundational move for gradual, symmetrical gains.

Heimlich is a contributor for TIME. Heimlich is a contributor for TIME. A hard workout can come back to haunt you. When you wake up the next morning and try to get out of bed, everyday motions like ...

Bodyweight training can effectively build muscle, strength, and aesthetics without the need for equipment.