Facial video estimated heart rate variability with strong agreement against ECG measurements. Heart rate variability ...

Visit-to-visit systolic blood pressure variability can independently predict the risk for mortality among patients with ...

The effect of variability on learning is recognized in many fields: learning is harder when input is variable, but variability leads to better generalization of the knowledge we learned. In this ...

A 2026 narrative review finds that continuous performance tests reveal group-level attentional differences in children with ...

A new study combining climate data with fossil records of large mammals that lived across Africa during the last 4 million years casts doubt on a long-standing hypothesis that repeated shifts in ...

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 team of obstetricians, gynecologists and data analysts from West Virginia University School of Medicine and the West Virginia University School of Public Health, working with colleagues from WHOOP ...

This article was originally featured on The Conversation. Your heart beats around 100,000 times every day. Heart rate is a key marker of cardiovascular activity and an important vital sign. But your ...

A systematic review and meta-analysis of 10 cohort studies involving 11,647 adult kidney transplant recipients found that ...

A European study involving GCAT identifies associations between air pollution, temperature variability and blood glucose levels in people without diabetes.