1. Chapter 16, section 3: Cardiovascular health
Key concepts: What are some diseases of the cardiovascular system? What behaviors can help maintain cardiovascular health?
Key terms: atherosclerosis, heart attack, hypertension

2. Cardiovascular disease
Atherosclerosis and hypertension
Atherosclerosis – a condition in which artery walls thicken as a result of a buildup of fatty materials like cholesterol
Affects coronary arteries and create heart attacks – where blood flow to part of the heart is blocked and cells die.
Treatment includes a low fat diet, exercise, medication

3. Hypertension High blood pressure Usually higher than 140/90
Makes the heart work harder to pump blood, no serious symptoms so “silent killer”
Hypertension and atherosclerosis are closely related - arteries narrow and blood pressure increases
Should limit sodium intake

4. How to keep healthy
Exercise regularly, eat a balanced diet low in fats, cholesterol, and sodium, avoid smoking