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"In physiology, medicine, and anatomy, muscle tone (aka residual muscle tension) is the continuous and passive partial contraction of the muscles. It helps maintain posture, and it declines during REM sleep. It is not to be confused with the concept of toning in physical exercise.
basically, … Read more
"In physiology, medicine, and anatomy, muscle tone (aka residual muscle tension) is the continuous and passive partial contraction of the muscles. It helps maintain posture, and it declines during REM sleep. It is not to be confused with the concept of toning in physical exercise.
basically, … Read more
