Medically reviewed by Katrina Carter, DPT Voluntary muscles, also known as skeletal muscles, are muscles that can be consciously controlled, such as the muscles of your limbs, head, neck, and body.

Myofibrillar hypertrophy: Increases both the size and number of myofibrils, enhancing muscle volume and strength. This type ...

Correspondence to Dr Kimberly G Harmon, Hall Health Sports Medicine Clinic, Box 354410, University of Washington, Seattle, WA 98195, USA; kharmon{at}u.washington.edu ...

Cycle tracking, blood sample and urinary test kits were used to track the effect of the menstruation period on muscle ...