News for 'slow-wave activity'

Caffeine May Affect Sleep Quality Even With Normal Sleep Duration

Caffeine May Affect Sleep Quality Even With Normal Sleep Duration

Rediff.com28 May 2026

A new study reveals that evening caffeine consumption can impact sleep quality by reducing slow-wave activity, even if sleep duration appears normal. Researchers used EEG to analyse brain activity during sleep, finding that caffeine can shift the brain towards a more wakeful state, hindering restorative sleep.

12 Sleep Myths Harming Your Health

12 Sleep Myths Harming Your Health

Rediff.com16 May 2025

So the next time you're tempted to 'power through' on four hours of sleep or binge-watch one more episode, remember: Quality sleep is self-care -- and it's science-backed.

Why Sleep is Important for Fat Loss

Why Sleep is Important for Fat Loss

Rediff.com8 Jul 2019

You may eat great food, exercise enough and yet not lose fat because you are sleep-deprived. Most of the magic takes place when you sleep well.