Smartwatch makers promise to turn your wrist into a sleep lab, translating tiny movements and heart rate blips into colorful ...

You might be familiar with HRV—heart rate variability—as a popular training tool for workouts and a biomarker for measuring exercise recovery. Beyond exercise tracking, heart rate variability has a ...

From strength training to sleep and recovery, these wearables stood out for turning raw data into useful action.

Maintaining a bedroom temperature of 24°C (75°F) at night while sleeping reduces stress responses in older adults, according to new Griffith University research published in the journal BMC Medicine.

Sleep deprivation doesn’t just leave you tired—it might be setting the stage for serious heart problems. While many people view sleep as optional when life gets busy, research increasingly shows that ...

“High-quality sleep is essential for heart health because it supports optimal blood pressure regulation, autonomic balance, and inflammation control, and reduces the risk of cardiovascular events,” ...

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What are you doing to prevent a heart attack? Perhaps you do the things cardiologists typically recommend: exercise, eat less saturated fat, take statins and omega-3 supplements. Now, there is another ...