Common heart disorders and their causes

The film first reviews the proper functioning of a healthy heart and circulatory system. It then studies common heart disorders giving the history, symptoms and effects of a typical case of childhood rheumatic fever; the assumed causes of hypertension and the effects of each of the conditions which may be caused by arteriosclerosis (hardening of the arteries). Correlated with “Textbook of healthful living” by Dr Harold S. Diehl.