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 heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

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 ...

Yes, allergies can increase your heart rate. This may occur as a symptom of allergic rhinitis or as a side effect of an allergy medication. Learn more about prevention and treatment options. Your ...

You may feel your heart beating faster than normal during early pregnancy, which can be worrisome. However, it is just a ...