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Updated: Aug 23, 2025

Quantifying Infra-slow Dynamics of Spectral Power and Heart Rate in Sleeping Mice
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How Temperature Influences Sleep.

Yaqian Fan1, Yuedong Wang1, Pengyu Gu1

  • 1School of Life Science and Technology, The Key Laboratory of Developmental Genes and Human Disease, Southeast University, 2 Sipailou Road, Nanjing 210096, China.

International Journal of Molecular Sciences
|October 27, 2022
PubMed
Summary

Temperature significantly influences sleep regulation in animals. This review explores how sensing temperature and associated neural pathways impact sleep, offering insights into survival physiology and sleep disorder management.

Keywords:
dorsal neuronpreoptic areasleeptemperaturetransient receptor potential

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Area of Science:

  • Neuroscience
  • Physiology
  • Behavioral Biology

Background:

  • Sleep is a vital, conserved behavior influenced by circadian rhythms, homeostasis, genetics, and environmental factors.
  • Temperature is a key environmental cue impacting sleep patterns across species.
  • Understanding thermoreception's role in sleep is crucial for physiological insights.

Purpose of the Study:

  • To review the mechanisms of thermoreception in animals.
  • To outline the neural circuits connecting thermoreception to sleep regulation.
  • To highlight the significance of temperature in sleep physiology and disorders.

Main Methods:

  • Literature review of studies on thermoreception and sleep.
  • Analysis of neural pathways involved in temperature sensing and sleep.
  • Synthesis of current knowledge on environmental influences on sleep.

Main Results:

  • Animals possess sophisticated thermoreception systems.
  • Specific neural circuits integrate temperature signals with sleep-wake states.
  • Temperature directly modulates sleep architecture and duration.

Conclusions:

  • Temperature is a critical regulator of sleep, influencing fundamental survival processes.
  • Insights into temperature-sleep links can inform strategies for managing sleep disorders.
  • Further research into thermoregulation and sleep is warranted.