Oura reports that heart rate variability (HRV) measures the variation in heartbeat timing, reflecting stress levels and recovery. Higher HRV indicates well-being, while lower HRV signals stress.

Heart rate variability can reveal how well runners are recovering – here, a cardiologist explains how to use HRV without ...

Why the wild freakish heart rate and HRV scores Van der Poel discussed in a recent podcast mean everything and nothing, all ...

At its core, looking at your HRV trend over time gives runners a window into how well they’re balancing training stress with recovery. “Higher HRV is synonymous with having a very healthy nervous ...

What should you do if your wearable device tells you something’s amiss, but you feel fine? Believe the tech and get yourself ...

Learn how much cardio and strength you need: AHA recommends 150 minutes weekly to lower blood pressure and heart disease risk.

In every single state, researchers expect at least 35% of adults to have a body mass index of 30 or higher, the threshold ...

From sprints to incline walking, the data shows which workouts burned the most fat – and why jogging isn’t automatically top ...

LMNT reports that chronic mild dehydration can strain the cardiovascular system, increasing heart workload and risk of heart issues.

"I told them I would be lying on the couch in the living room and to just come on in. They told me at the hospital that it ...

Researchers followed nearly 2,700 adults aged 45 to 55 over a decade, drawing data from two long-running cohort studies, find ...

Obstructive hypertrophic cardiomyopathy comes with symptoms such as shortness of breath, fatigue, and palpitations. These tips can help you manage it.