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How to Stay Cool at Night: Mattress Guide

Overheating during sleep is often caused by mattress construction. Choosing the right materials and design can significantly improve temperature regulation.

By Best Mattress UK Editorial Team · Last updated 31 March 2026

Why Mattresses Retain Heat

Certain materials trap heat and reduce airflow.

Key Points:

  • Dense foam retains heat
  • Limited airflow increases warmth
  • Body heat builds during sleep
  • Material choice is critical

Best Mattress Types for Cooling

Construction affects airflow and heat dissipation.

Key Points:

  • Hybrid mattresses allow airflow
  • Spring systems improve ventilation
  • Latex is naturally breathable
  • Foam tends to trap heat

Cooling Materials

Some materials are designed to reduce heat retention.

Key Points:

  • Gel-infused foam helps cooling
  • Breathable covers improve airflow
  • Natural fibres regulate temperature
  • Moisture-wicking fabrics improve comfort

Bedroom Environment

External factors also affect temperature.

Key Points:

  • Room temperature matters
  • Bedding impacts heat retention
  • Ventilation improves airflow
  • Mattress is one part of the system

Choosing the Right Mattress for You

Choosing breathable materials and well-ventilated designs is key to staying cool during sleep.

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