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Temperature & Sleep
Cool to sleep deeply
Core body temperature must drop 1-3°F to initiate sleep. Cooler bedrooms dramatically improve deep sleep quality.
Fact
The warm shower paradox
A warm shower 1-2 hours before bed actually cools you down. It draws blood to the surface, which then radiates heat away, dropping core temperature faster.
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Fill in the blank
Complete the sleep science fact.
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Match the strategy
Match each temperature hack to when you should do it.
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Takeaway
Key Takeaway
A cool room (18-20°C), a warm shower before bed, and avoiding heavy meals make your body's natural temperature drop work for you.