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 ...

DEER PARK, TX (KTRK) -- The first day of July started out like any other day. Zach Frazee, 13, stepped up to bat at a scrimmage game, like he had done hundreds of times before. But this time, a ball ...

Chest pain or palpitations can signal hidden heart trouble. Know when an ECG test is needed, what results show, and when to seek urgent care.

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 ...

A mother was overcome with emotion after hearing her daughter’s heart beating in the chest of another child. Jade Stoner was just 7 years old when she was hit by a car while riding her bike outside ...