In iOS 26.4, Apple added an Average Bedtime metric to the Sleep section of the Health app, letting users better monitor how ...

The 14-year-old's grades were beginning to suffer. Steps toward better sleep hygiene weren't helping the teen, who had put on weight over the last few years.

Obstructive sleep apnea (OSA) can affect moods and lead to chronic stress through disrupted sleep, oxygen deprivation, and ...

If you've been snoring more than usual recently, waking up with a sore throat or feeling groggy even after a full night of ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

Untreated sleep apnea can affect memory and other aspects of cognitive health, and it can get worse over time, with many ...

Good sleep is essential for our health and emotional well-being. It helps the body repair itself. But not everyone gets enough good sleep, affecting the body’s normal function during the day. One of ...

When HHMI Investigator Amita Sehgal started studying sleep 25 years ago, the topic elicited a yawn from most biologists. "In ...

Daily fatigue can stem from poor sleep, nutrient deficiencies, thyroid issues, stress, dehydration, or underlying health ...

Discover how the Evie Ring women's health tracker uses temperature monitoring, menstrual cycle tracking, and sleep analysis ...

Overview:  Modern smartwatches like Garmin Venu 4 and Apple Watch Series 10 track heart rate and SpO₂ with impressive accuracy, keeping your fitness and we ...