Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

A new national survey found that while many Americans use a device to monitor their heart, few share that data with their doctor. Advances in technology have made it increasingly easier for people to ...

Heart rate is one of the most valuable physiological metrics for runners because it provides objective real-time insight into how hard your body is working. Unlike pace or distance, which are external ...

Walmart has massively marked down a highly-rated pulse oximeter that's designed to monitor your heart rate and blood oxygen levels whether you're at home or playing sports. If you want a better ...