A strong relationship exists between sleep and brain health. Long-term sleep disruptions can increase the risk of ...

Getting the recommended seven to nine hours of solid sleep a night is key if you want to remain rested and healthy. But what happens if you find yourself clocking in less, perhaps just four hours a ...

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

This video segment adapted from NOVA scienceNOW considers the purpose of sleep and, in particular, the connection it shares with memory. By studying the dreams of rats, researchers are hoping to gain ...

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 ...

Although not common, the short sleep gene allows the lucky few to enjoy 5 hours of sleep or less a night and still wake up feeling refreshed and ready for the day. As if that wasn't enough of a boon, ...

These days, people work harder and longer hours, and face increased pressure in their day-to-day lives. But eventually, everyone feels the need to wind down at the end of the day. Remaining busy often ...

New research suggests that the circadian system in people with obstructive sleep apnea may disrupt blood vessel function ...

President Trump's first 30 days in office have been described as historic. Sleep, or the lack thereof. Since his first presidency, Trump has said he usually gets between four and five hours of sleep ...

One of the strongest findings on creatine and stress comes from research on sleep deprivation. A 2024 human trial found that a single high dose of creatine improved cognitive performance after 21 ...