Relax.
Muscles can only work by contracting (tensing). When an opposite force is desired, an opposite muscle contracts.
When muscles are not used, they can shrink, or atrophy. Muscles must be used regularly in order to maintain basic strength and mass.
lactic acid fermentation
Lactic Acid Fermentation
Lactic Acid Fermentation
Insulin is secreted from the islets of Langerhans in the pancreas in order to convert glucose into glycogen for use by our muscles. This process actually takes place in the liver, not the muscles.
the ham strings
Sprain takes place in soft tissues, like muscles, ligaments.Whereas dislocations take place in joints.
Muscle tissue keeps your muscles in place and without it you will be sore constantly in those muscles
It takes 43 muscles to frown, but only 17 to smile.
You use skeletal muscles when you walk.
You use skeletal muscles when you walk.
all of the muscles around your arms and legs.
14 muscles for smiling, and 35 muscles for madness