You know the feeling. When you first see your crush and your head starts spinning, your palms get sweaty, and your heart begins beating a mile a minute. Is this love? Or is it … an arrhythmia? The ...

Your heart beats about 100,000 times a day. Sometimes it beats faster and sometimes more slowly, depending on what you're doing and whether, for instance, you're all worked up about something. So ...

In atrial fibrillation, the heartbeat is very irregular and often fast. Doctors use medicines to control both the speed and ...

Have you ever experienced a sudden increase in heart rate while sitting, lying in bed or even during a calm moment at work? The feeling can be unsettling as it often comes without warning or a clear ...

1. Stress and anxiety: Emotional stress and anxiety can trigger the release of adrenaline, which can lead to palpitations. 2. Caffeine and stimulants: Consumption of caffeine, nicotine, and certain ...

For the first time, surgeons have successfully performed a remarkable new heart transplant in which the donor organ never skips a beat in the process, reducing the damage that can occur during such a ...

Celine Dion sings that "my heart will go on," but how many times does it actually beat in a day or even a lifetime? When you purchase through links on our site, we may earn an affiliate commission.