Sustained muscle contraction and energy

2017-05-22T06:27:46+00:00

Muscles contract for reasons unrelated to weight-bearing.  Tightening the body is an automatic response to stress or danger. During the stress response our breathing gets shallow as the muscles of the abdomen, ribs and diaphragm contract.  Other components of the stress response may include tightening of the muscles of the shoulders, neck, jaw, even the [...]

Sustained muscle contraction and energy2017-05-22T06:27:46+00:00