A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can make your heart beat fast. More serious conditions like heart arrhythmia ...

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 ...

If you're new to the world of POTS, whether that's because of its newfound connections with Long COVID-19, or its recent momentum on social media, you've probably come across the long list of symptoms ...

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 ...

Many people find themselves lying in bed, suddenly aware of their heart beating faster than usual. When the room grows still, the pulse in your chest can feel louder, stronger and impossible to ignore ...

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.