Measuring your heart rate has long been established as one of the easiest ways to monitor your effort while exercising but, in recent years, heart rate variability has emerged as a new metric that can ...

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, ...

There is variability in when and how cells divide during the development of embryos. While researchers traditionally believed this variability was an obstacle that needed to be regulated, a group now ...

A person’s heart rate variability refers to the way in which their heart changes its rhythm with each beat. A higher number indicates resilience and longevity, while a lower number shows the body ...

In laboratory models, researchers at The University of Texas MD Anderson Cancer Center discovered that a mother's circadian ...

Have you ever heard the person who talks about the weather on TV say that the weather is going to be variable close variableA named piece of data (often a number or text) stored in a computer’s memory ...