Regimen refers to the management of the six non-naturals, namely, eating; sleep; emotions; evacuations (ie, urination, defecation); air; and exercise. It had been a cornerstone of health maintenance from antiquity, and continued to be central to health care in our period.
Vië rectë ad vitam longam, pars secunda. VVherein the true vse of sleepe, exercise, excretions…