Sleep deprivation can start causing hallucinations after just 24 hours without sleep. Hallucinations can become more vivid and include seeing, hearing, or feeling things that aren’t there. Going ...

ZzzQuil is an over-the-counter sleep aid that contains diphenhydramine as the active ingredient. It is used to treat insomnia, but studies show it is not a very effective sleep aid. ZzzQuil can have ...

Sleepiness is a common side effect of corticosteroids like prednisone. But prednisone is more likely to have the opposite effect: causing insomnia. Doctors may prescribe prednisone as an ...

If you’ve started taking statins to lower your cholesterol, you may be worried that they’re going to affect your sleep because you’ve heard or read that this can be a side effect of these medicines.