| umls-concept:C0026846 | skos:definition | MSH: Derangement in size and number of muscle fibers occurring with aging, reduction in blood supply, or following immobilization, prolonged weightlessness, malnutrition, and particularly in denervation.,GO: A process, occurring in the muscle, that is characterized by a decrease in protein content, fiber diameter, force production and fatigue resistance in response to different conditions such as starvation, aging and disuse. [GOC:mtg_muscle],NCI: The loss of muscle tissue due to inactivity or disease.,NCI: A weakening, shrinking, and loss of muscle caused by disease or lack of use. Muscle wasting decreases strength and the ability to move. | lld:umls |
