It has been known for nearly 20 years that slow, synchronous electrical waves in the brain during deep sleep support the formation of memories. Why that is, was previously unknown. How do permanent ...

You wake up after a terrible night of sleep, and the fog is immediate: names slip away, your train of thought derails ...

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The key to keeping your wits about you as you age may lie in shut-eye during midlife. A study found that people over 60 who didn’t get enough slow-wave sleep — the third stage in the human sleep cycle ...

Share on Pinterest Research has found that deep sleep is crucial for the formation of memories. Amor Burakova/Stocksy Getting enough sleep is an important part of a person’s overall health. Poor sleep ...

While you sleep tonight, your brain will quietly replay pieces of your day. Not like a movie, and not in order, but in rapid, ...

A new study reveals that while we sleep, our brains quietly sort through the day’s experiences, keeping what we intend to remember and letting emotion-driven moments drift away. Study: Top-down ...

If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

Why do memories falter with age? In a preprint posted on bioRxiv on May 22, scientists led by Omer Sharon and sleep researcher Matthew Walker at the University of California, Berkeley, suggested that ...

There’s a cognitive alchemy that happens every night when we sleep. We close our eyes, disappear into the darkness, and the brain begins its own private editorial cycle. This isn’t rest in the trivial ...