fitness mantra for females

Last Updated on September 30th, 2020 Fueled at the most microscopic level by protein molecules, muscles are actually the end result of millions and millions of strands of fibers. These Fibers overlapped, layered, and bundled to form your muscle tissue. Skeletal muscles are voluntarily cued by the brain to contract, relax, lengthen, and adapt to changes in position and motion. As opposed to muscles like your heart which are ‘involuntarily’ and operate normally without special…