In a serendipitous discovery, UC San Diego researchers using cryo-EM technology captured the first visualizations of the 3-D structure of the muscle acetylcholine receptor in fetal and adult muscles.

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.

A concentric contraction is a type of muscle activation that causes tension on your muscle as it shortens. As your muscle shortens, it generates enough force to move an object. This is the most ...

1 School of Exercise Science, Australian Catholic University, Melbourne, Victoria, Australia 2 School of Exercise and Nutrition Sciences and Institute of Health and Biomedical Innovation, Queensland ...

Anglo-European College of Chiropractic, Bournemouth, United Kingdom. OBJECTIVE--To determine the relation between the vibromyographic (VMG) frequency characteristics and fibre composition in postural ...

Matt Hill receives funding from the Wellcome Trust. Every activity we do requires our muscles to either shorten or lengthen. For example, when we climb a flight of stairs or get out of a chair, our ...