Final answer:
Atherosclerosis is a condition where fat builds up and clogs arteries, narrowing and hardening them. It can lead to serious health problems such as heart attacks and strokes.
Step-by-step explanation:
The condition with which fat builds up and clogs arteries is called atherosclerosis. Atherosclerosis occurs when fatty deposits, called plaques, build up inside the arteries, narrowing and hardening them. This can lead to serious health problems, such as heart attacks and strokes.
Learn more about atherosclerosis