Summary: Healthy hearts show complex, adaptive rhythms that reflect resilience to internal and external changes. Researchers ...

Certain health conditions, such as obesity and AFib, and leading an unhealthy lifestyle can increase the functional age of ...

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

The best Fitbit depends on your budget, intended use case, and need for advanced features in an activity tracker.

Your resting heart rate, the number of times your heart beats per minute when you're at rest, is a simple yet powerful indicator of your cardiovascular health and overall well-being. This article ...

If you would like to know more about what fitness trackers do and how they work, scroll down to our Fitness trackers FAQs section to read more. At Live Science, we have spent countless hours ...

We paid close attention to consistency of results, which is more important than overall accuracy, as it charts improvements ... to track our heart rate, measure heart rate variability, see stress ...

Plus, a new study suggests this heart-healthy diet may also support strong bones. Here is everything you need to know. Caroline Igo (she/her/hers) is a wellness editor and holds Sleep Science ...

Pope Francis died of a cerebral stroke and heart failure, the head of the Vatican’s health department, Dr. Andrea Arcangeli, confirmed Monday, April 21. Francis, who was 88, suffered a stroke ...