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 ...

A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...

It’s normal to experience occasional heart palpitations due to stress, exercise, and excessive caffeine or stimulants. Write down what you were doing before your heart started racing. This record can ...

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 ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...