Five Minutes of Extreme Cold Might Help You Sleep Better, Study Finds <img width="1920" height="1281" src="https://gizmodo.com/app/uploads/2024/11/GettyImages-1448332793.jpg" alt="Icicles Hanging from Rock">Regular exposure to extreme cold could boost your quality of sleep, a new study from researchers in Canada has found. https://gizmodo.com/five-minutes-of-extreme-cold-might-help-you-sleep-better-study-finds-2000527901