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Cardiovascular Health and Disease

Cardiovascular Health and Disease

Author: Aaron Mullally

This lesson will identify various diseases and disorders of the cardiovascular system as well as steps that can be taken to maintain your cardiovascular health.

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Cardiovascular Diseases

Source: Hyperlipidemia image, Public Domain:; Atherosclerosis image, Creative Commons:; Angioplasty image, Creative Commons:; Bypass surgery image, Creative Commons:

Terms to Know

A weak spot on an artery that bursts.


The hardening of arteries.

Balloon Angioplasty

Treatment of blocked arteries that involves inflating a balloon inside an artery to condense a plaque to increase blood flow.

Coronary Bypass

Treatment of blocked arteries that involves a section of artery being stitched to the aorta and to a section of vessel below the blocked area.


A clot that forms at the site of a plaque then floats into the bloodstream.

Heart Attack

Damage to heart muscle which leads to decreased blood flow and decreased oxygen to the heart.

High Cholesterol

A condition in which blood is too high in lipoproteins and causes buildup in arteries.


Cholesterol in the blood such as high-density ("good" cholesterol) and low-density lipoproteins ("bad" cholesterol).


A mass that clogs an artery formed by buildup of cholesterol in the artery.


A clot that forms in a vessel and sticks to a plaque.