Dr. Rinn: Our understanding of sleep as a fundamental process for both physical and mental health is really growing. Some of the functions of sleep include impacts on mental health, memory, immune ...

Lack of sleep can affect your brain, heart, immunity, and overall health. On World Sleep Day 2026, know what really happens ...

Declining brain function is a natural part of the aging process, but that doesn’t mean it can’t be delayed. A new study found that physical activity can boost brain function for up to 24 hours and, ...

All human beings need sleep. We spend a third of our lives asleep, and it’s as important as food, water or air to our survival. While scientists are still working to understand the exact nature of ...

Health experts say more than 50 million people in the U.S. suffer from a sort of sleeping disorder. When we don't get enough rest, it can affect both our physical and mental well-being.

In the last several years, books and articles have increasingly drawn attention to the key role of sleep in preserving good health. In the long run, better sleep may have protective effects on risk ...

In today's fast-paced lifestyle, burnout and sleep deprivation are increasingly affecting mental wellness. Neurologist Dr ...

We all know that particular sleepy sensation that we feel when we are tired or after a long day. Were you aware that this is the beginning of a whole complex cycle in our brains? Once we close our ...

Sleep is one of the most important aspects of our lives. Some people identify as night owls, others are early risers. But ...

Plus, doctors’ number-one pick and their take on the devices.