Learn the surprising similarities between the sleep cycles of octopuses and humans, and how an octopus’ skin may reveal what ...

REM stands for rapid eye movement — a stage in the sleep cycle when your brain is almost as active as when you’re awake. Getting enough REM sleep is crucial, as it helps you store information and ...

When a newborn twitches, smiles, or makes small movements in their sleep, parents often wonder if their baby is dreaming. The ...

People report vivid dreams during rapid-eye-movement sleep. But is this sleep stage really the only time we dream?

What do you imagine a good night’s sleep to be? Often when people come into our sleep clinic seeking treatment, they share ideas about healthy sleep. Many think when their head hits the pillow, they ...

We're spending some time this morning thinking about sleep. Do we really need it? How do we get more? And what happens inside our brains when we're doing it? We're going to introduce you now to ...

The internet claims waking at the end of a sleep cycle will leave you refreshed, but experts aren’t convinced. By Clarissa Brincat Published Sep 9, 2025 9:00 AM EDT Image: DepositPhotos Get the ...