AP BIOLOGY

Detailed explanation-1: -Additional benefits of exercise: Improves the muscles’ ability to pull oxygen out of the blood, reducing the need for the heart to pump more blood to the muscles. Reduces stress hormones that can put an extra burden on the heart. Works like a beta blocker to slow the heart rate and lower blood pressure.

Detailed explanation-2: -Being physically active is a major step toward good heart health. It’s one of your most effective tools for strengthening the heart muscle, keeping your weight under control and warding off the artery damage from high cholesterol, high blood sugar and high blood pressure that can lead to heart attack or stroke.

Detailed explanation-3: -Exercise strengthens your heart and improves your circulation. The increased blood flow raises the oxygen levels in your body. This helps lower your risk of heart diseases such as high cholesterol, coronary artery disease, and heart attack. Regular exercise can also lower your blood pressure and triglyceride levels.

Detailed explanation-4: -Regular exercise will make your heart and blood circulatory system more efficient, lower your cholesterol level, and also keep your blood pressure at a healthy level. Exercising regularly reduces your risk of having a heart attack. The heart is a muscle and, like any other muscle, benefits from exercise.

Detailed explanation-5: -Your heart is a muscle and exercise strengthens it. A strong heart can more efficiently pump blood to deliver oxygen and nutrients to other parts of your body. Exercise can lower your risk for developing plaque in your arteries.