If you want to boost longevity and increase exercise recovery, an Olympic recovery science expert tells us that there's a ...

Brazilian researchers reveal that even mild cases of COVID-19 can temporarily reduce heart rate variability, with stress on the autonomic nervous system lasting up to six months—especially in older ...

Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...

If you wear a fitness tracker, you’ve likely seen a stat labeled “HRV” pop up on your screen. But what does it mean, and does it matter? Short for heart rate variability, HRV has become a popular ...

From left, Manuel Hernandez, Ayse Dogan and Richard Sowers watch as graduate student Laila Shaaban walks on a treadmill while a “smart shirt” tracks electrical activity in her heart. In the background ...

(Helsinki, Finland, Saturday, 21 June 2025) New research, presented today at the European Academy of Neurology (EAN) Congress 2025, has uncovered a powerful link between nighttime heart rhythm and ...

New research, presented today at the European Academy of Neurology (EAN) Congress 2025, has uncovered a powerful link between nighttime heart rhythm and future health conditions, even in people with ...

Heart Analyzer is a popular iPhone and Apple Watch app that takes data from the Health app and provides more insight, additional trend information, and more. Today, a new update is rolling out to ...

People recovering from heart failure should consider improving the regularity of their sleep, a study led by Oregon Health & Science University suggests. "Going to bed and waking up at consistent ...