Sleep paralysis is when you wake up but feel like you can’t move. If you have a question you’d like an expert to answer, send it to [email protected]. Why are some people affected by ...

Sleep is more than a way to pass the time. It's a place for us to dream, relax, and most importantly: rest! Getting some shut eye might not be the most exciting thing in the world, but it's critical ...

Have you ever wondered how chameleons change colour? And can they do this while they’re asleep? What about if they are able to dream? Does their dream flash across their bodies in reds, turquoises and ...