WebMD: High Blood Pressure

If you don't have high blood pressure (hypertension), you probably know someone who does. It's the most common cardiovascular disease in the industrialized world. In the United States alone, 50 million people have high blood pressure.

Are you one of the many who don't know they have it?

	High Blood Pressure
	If you don't have high blood pressure (hypertension), you probably know someone who does. It's the most common cardiovascular disease in the industrialized world. In the United States alone, 50 million people have high blood pressure. Are you one of the many who don't know they have it?