Cardiovascular System Guide: Heart Health & Exercise Effects

What are the four parts of the cardiovascular system? Understand how exercise, smoking, and serotonin influence heart health and normal cholesterol ranges.

doctor palpates the abdomen of pregnant woman during childbirth

The Effects of Pregnancy on the Cardiovascular System

Your body goes through many changes during pregnancy -- many that you can see and feel and many that you cannot. Your cardiovascular system, which goes through many changes during pregnancy, includes the heart, blood, veins and arteries.

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