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 ...

Night owls will find this new research a hoot. A study from Imperial College London suggests that those most active at night perform better on cognitive tests. The researchers analyzed UK Biobank data ...

You’ve probably heard the widely-held belief that everyone needs eight hours of sleep a night for optimal health. But does this one-size-fits-all rule actually apply to everyone? Sleep is crucial for ...

Night owls can hoot all they want! New research suggests that people who stay up and do their best work at night have higher cognitive function than early birds, who are — let’s face it — often seen ...

A person’s chronotype defines what time of the day a person is most active based on their sleeping patterns. Previous research has examined how chronotypes may impact other areas of a person’s health.

Is sleeping five hours a night enough? Experts discuss the health impacts of sleep deprivation and how to get more sleep. Sleep is essential for good physical and mental health, but many Americans don ...