Warm feet promote the rapid onset of sleep

We show that the degree of dilation of blood vessels in the skin of the hands and feet, which increases heat loss at these extremities, is the best physiological predictor for the rapid onset of sleep

Kurt Kräuchi

2002

Scholarcy highlights

  • Even healthy people occasionally have difficulty falling asleep
  • Warm feet promote the rapid onset of sleep
  • Our findings provide further insight into the thermoregulatory cascade of events that precede the initiation of sleep1

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