Harvard Heart Letter
Should I worry about my fast pulse?
Q.My pulse is usually on the fast side. Does a high heart rate mean I have a problem with my heart? A.In otherwise healthy people, I don't usually worry about the heart rate unless it is consistently above 100 beats per minute at rest. Heart rates that are consistently above 100, even when the patient is sitting quietly, can sometimes be caused by an abnormal heart rhythm. A high heart rate can also mean the