Why Can’t I Sleep When It’s Hot?

Why can't I sleep when it's hot? A man rests in bed at dawn while educational graphics illustrate body temperature regulation, circadian rhythm, and healthy sleep physiology.

By Dr. Charles R. Freeman, Ph.D. You may have trouble sleeping when it’s hot because your body needs to cool down in order to fall asleep and stay asleep. You may be asking yourself, “Why can’t I sleep when it’s hot?” When your sleeping environment is too warm, your brain and body have to work […]