The Leading Cause of Coronary Artery Disease Is

Question

The leading cause of coronary artery disease is:
A) Advancing age.
B) Atherosclerosis.
C) Obesity.
D) Diabetes mellitus.

Accepted Answer

Atherosclerosis is the buildup of plaque in the arteries, which can narrow them and reduce blood flow to the heart muscle. This is the primary cause of coronary artery disease. Advancing age, obesity, and diabetes mellitus can also increase the risk of developing coronary artery disease, but atherosclerosis is the underlying mechanism.