Sleeping in a cooler room, ideally around 65°F (18°C), may help you enjoy deeper, more restful sleep. If you don’t have air conditioning, try placing a damp towel near an open window to potentially cool incoming air. Another simple trick is to chill your pillowcase in the refrigerator before bedtime for a refreshing start to the night. These inexpensive hacks may help you stay more comfortable during hot summer nights without relying on air conditioning.
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