Medical Definition of Arteriosclerosis

Arteriosclerosis: Hardening and thickening of the walls of the arteries. Arteriosclerosis can occur because of fatty deposits on the inner lining of arteries (atherosclerosis), calcification of the wall of the arteries, or thickening of the muscular wall of the arteries from chronically elevated blood pressure (hypertension).

QUESTION

In the U.S., 1 in every 4 deaths is caused by heart disease. See Answer