The cumulative effect of repeated sleep deprivation can lead to more permanent changes in eye area structure. Over time, consistently tired individuals may notice that their eye puffiness becomes ...

We know that sleep is an essential pillar of our mental and physical health – but what happens if we miss a night?

Sleep deprivation not only affects how you feel the next day, ... But missing out on the recommended 7 to 9 hours of shut-eye nightly does more than make you feel groggy and grumpy.

A newly identified brain circuit in mice may explain why we sleep longer and deeper after being sleep deprived – and lead to ...

Researchers have categorized sleep deprivation in five stages ... that certain kinds of memories become stable during rapid eye movement (REM) sleep – the time when you dream.

How do animals bounce back from sleep deprivation? Scientists found a subset of neurons in the mouse thalamus that repay this ...

We all miss out on sleep now and then, but if you’re consistently losing out on shut-eye, it could lead to a health problem called sleep deprivation. Sleep deprivation means you’re not getting ...

Rapid eye movement, or REM, sleep was discovered in 1953—more than 15 years after stages 1 through 4 had been mapped—by Eugene Aserinsky and Nathaniel Kleitman at the University of Chicago.

Overworked eyes are simply the reason why you're tired at the end of the day. Simple eye care practices can help restore ...

Even one night of inadequate sleep can shift your hunger into overdrive, setting off a chain reaction in the brain. But one ...