Cool bedroom environment

Also known as: bedroom temperature, cool bedroom

Confidence pending0 studies referenced

Keeping the bedroom between 18-20°C (65-68°F) before and during sleep. Cooler air supports the core body temperature drop that triggers sleep onset and deep sleep.

This entry is in our database, but the research pipeline has not yet synthesized supporting papers. Evidence will update automatically as it's ingested.

Duration

Every night

Editorial recommendation

Frequency

Every night

Equipment

Thermostat, Cooling mattress pad (optional)

How to do it

1Set the thermostat or AC to 18-20°C (65-68°F) in the hour before bed
2Use breathable bedding and lightweight pajamas

3Open a window or use a fan if temperature control isn't possible
4Take a warm shower 1-2 hours before bed (the rebound cooling deepens sleep)
5If your partner runs hotter, dual-zone bedding or a cooling pad evens it out

Safety notes

Adjust for personal comfort. Partners may need different temperatures.

Protocols featuring this habit

Sleep Optimization ProtocolBBuilding confidence

Male Hormone OptimizationBBuilding confidence

Questions about Cool bedroom environment

How was Cool bedroom environment actually done in the studies?

How long and how often did studies test Cool bedroom environment?

Are there safety considerations for Cool bedroom environment?

Health domains

Sleep & recovery

ProtocolEngine provides general health information based on published research. This is not medical advice. Consult a healthcare professional before starting any supplement or health protocol.