The Matt Walker Podcast

#47 - Too Much Sleep

34 snips
May 8, 2023
A new research roundup tackles a deceptively simple question: can you sleep too much, or are many people quietly carrying a sleep debt? Studies examine what happens when healthy adults extend their nights, including changes in cognitive performance and blood sugar, while raising doubts about how well we can estimate our own sleep needs.
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INSIGHT

Optimal Sleep Duration

  • Matt Walker discusses the concept of optimal sleep duration.
  • He questions if people get enough sleep and if there's such a thing as too much.
INSIGHT

Defining Optimal Sleep

  • Optimal sleep is defined as the amount of sleep obtained without external influences.
  • This amount is determined by observing sleep patterns in controlled lab environments.
ANECDOTE

Japanese Sleep Study

  • A Japanese study measured the sleep of young adults in a controlled environment.
  • Participants averaged 8.75 hours of sleep after their sleep debt was resolved.
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