An Iowa boy who was born at just 21 weeks is now the Guinness World Records title holder for the most premature baby. Nash ...

Stephanie Mulhall-Atkinson says her daughter, Sloane, has been living in the hospital for more than 200 days as she awaits a ...

Cardiovascular scientists at City St George's, University of London, have identified crucial clues from a heart rhythm test ...

The Texas Medical Board has temporarily suspended the license of Dr. Yolanda Lagunas, an OBGYN in El Paso, following ...

How low can a human resting heart rate go? A low resting heart rate is often a sign of good cardiovascular health, but just how low can it drop?

Struggling to stay in zone 2 on your runs? Learn how to find your real heart rate range and why it matters for marathon training.

Benson Boone’s “American Heart” has made its debut on the Billboard 200 at No. 2 as the Grammy-nominated artist‘s second top 10 album. After conquering the charts with “Beautiful Things ...

Baby Cooper is fighting to survive after undergoing open-heart surgery, his tiny chest still open as his family clings to hope in the face of the unimaginable.

Trainers explain what your heart rate should be when you walk versus run, and how to lower your heart rate when you run so workouts become easier.

Trainers explain what your heart rate should be when you walk versus run, and how to lower your heart rate when you run so workouts become easier.

Cardiovascular exercise helps strengthen your heart, allowing it to pump blood more efficiently and improving blood flow to all parts of your body.