Millions of Americans are searching for how to keep a bedroom cool without AC as record summer heat pushes nighttime temperatures higher. One simple bathroom towel cooling trick is gaining attention because it costs almost nothing and may improve sleep by using evaporative cooling. Health experts also warn that fans alone are not always safe during extreme heat.

Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.AllNewsSportCultureLifestyleHeat Dome Risk - What to know with rising…

Here’s how to keep your bedroom cool without a fan — and you just need this one bathroom item (no electricity required).