What is the definition of healthy?

What is the definition of fitness?

How is fitness measured and tested?

How is blood pumped around the body?

Why is blood under pressure in arteries?

What unit is blood pressure measured in?

What are the 2 measurements of blood pressure?

What blood pressure should a young, fit person have?

What are the causes and problems of high and low blood pressure?

How does smoking increase blood pressure?

How does saturated fats affect the heart?

What sticks to plaque and narrows arteries?

What is a blood block called?

How does salt increase the risk of getting a heart attack?