Why Do You Sleep Hot?
Do you wake up sweating in the middle of the night, tossing and turning because you’re too hot?
- Stop Sleeping Hot
- Learn How to Sleep Cool
1. Your Sleep Environment is Too Warm
A poorly ventilated room, trapped heat, and even the direction your windows face can turn your bedroom into a mini-oven. If your room isn't cool and breathable, it’s harder for your body to regulate temperature.
2. Your Mattress and Bedding Trap Heat
Foam mattresses, heavy blankets, and even certain pillows absorb and retain body heat, preventing airflow and making you feel warmer.
3. Your High Metabolism is Generating Extra Heat
If you're highly active or exercise frequently, your body naturally burns more energy, generating more heat—even while you sleep. Athletes and individuals with a fast metabolism tend to experience higher body temperatures and increased nighttime sweating.
4. Your Body’s Hormones Are Fluctuating
Hormonal changes (like menopause, pregnancy, or testosterone imbalances) can make it harder for your body to regulate heat, leading to night sweats.
5. You’re Sleeping With a Partner Who Runs Hot
Sharing a bed means double the body heat—and if your partner tends to sleep hot, you’re likely feeling it too. Body heat transfers through mattresses, bedding, and even skin contact, making it harder to stay cool.
Cool Off With a Chilipad

Chilipad 2.0
Premium, water-powered mattress cover with an industry-first nightstand remote. Cools to 55˚F. Heats to 115˚F.
Starting at $1,599
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Chilipad Cube
Our original, entry-level water-powered cover. Use the included remote or on-device buttons for simple, manual temperature control.
Starting at $594 $699
Shop Now6. Your Pre-Bedtime Routine Is Heating You Up
Late-night exercise or even heated arguments before bed can keep your core temperature elevated.
7. You’re Fighting an Illness or Infection
Your body naturally raises its core temperature to fight off infections, which can cause fever-induced night sweats.
8. Stress and Anxiety Are Keeping You Hot
Stress hormones like cortisol and adrenaline increase heart rate and body temperature, making you feel flushed at night.
9. Your Diet is Making You Overheat
Spicy foods, caffeine, and alcohol before bed can raise your internal temperature, leading to night sweats.
10. Your Body Composition Affects Heat Retention
Excess body fat acts as insulation, making it harder for your body to dissipate heat efficiently.
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