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 ...

Add Yahoo as a preferred source to see more of our stories on Google. You know the feeling. When you first see your crush and your head starts spinning, your palms ...

Heart palpitations are common sensations such as fluttering, racing, or skipped beats. Though usually harmless, they can ...

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 ...