Healthy hearts are adaptable, and heartbeats exhibit complex variation as they adjust to tiny changes in the body and environment.

Heart rate reserve describes the difference between a measured heart rate or the predicted maximum heart rate and the resting heart rate in a person. It indicates the heart rate reserve ...

Poison Control said pink cocaine is often used in a party or club setting and can cause a variety of effects including hallucinations, anxiety, elevated body temperature, increased heart rate and ...

Fitness trackers aren’t very accurate when it comes to measuring heart rate, especially if you’re doing a hard workout, researchers say.

Poison Control said pink cocaine is often used in a party or club setting and can cause a variety of effects including hallucinations, anxiety, elevated body temperature, increased heart rate, and ...

The new Apple Watch unveiled Wednesday has a new, real-life medical app: a heart monitor. The watch has two electrocardiogram, or EKG, apps that are approved by the Food and Drug Administration ...

EXCLUSIVE: When Calls the Heart ‘s Chris McNally has landed heavily recurring roles on two series — Paramount+’s upcoming Grease prequel Rise of the Pink Ladies, and season 2 of Netflix’s ...