You’ve heard about blood pressure, but what about something called pulse pressure?  According to a new study, if your pulse pressure is high, you may be at a much greater risk of heart attack.

We’ll also explain why blood pressure goes down at night.

We’ll discuss new research that indicates there may be a link between migraine headaches and heart disease.

Plus, we’ll share a way runners can try to beat the heat.

Dr. Cooper takes calls.