Tracking your heart rate with a heart rate monitor (HRM) during your runs is one of the most powerful ways to optimize your training, whether you're a dedicated marathoner, power triathlete, or just ...

Stripped of his vitals and accused of a stunt, the R&B star’s health crisis takes a bizarre turn in Louisiana.

On 14, Ray J tried to give fans an up-close performance while, allegedly, his eyes were bleeding — but doing so got his heart monitor stolen in the crowd. The singer-songwriter shared that ...

Singer Ray J is offering a cash reward for the return of his heart monitor after he announced that a fan stole the device while he was performing at his Valentine’s Day concert in Shreveport, ...

Ray J's heart monitor was stolen by a fan during his Valentine's Day concert in Shreveport, Louisiana, while performing "One Wish." ...

University of Washington researchers built a smartphone app that tracks fetal heart rate as accurately as clinic tools using only the phone's speaker and mic, though it's not ready for release yet.

Jennifer Adamy, a 43-year-old cardiac nurse living in New Smyrna Beach, Florida, was very familiar with the signs of heart problems. So, when she started experiencing symptoms of irregular heart ...