A racing heart is usually a sign of agitation or excitement. But if it's not unusual for your heart to beat too fast or to skip a beat, it might be worth having it checked out by a doctor. In order to ...

Dr Augustine says that people with a low resting heart rate who feel dizzy or faint should seek medical attention, too.

You’re familiar with the feeling of your heart pounding in your chest, your blood pulsing through your veins with increasing ...