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Feeling negative or impulsive? You might be sleep deprived

Sleep is linked to empathy, a neuroscientist has revealed
Sleep is linked to empathy, a neuroscientist has revealed (Getty)
  • Neuroscientist Russell Foster says a lack of sleep can reduce empathy and increase focus on negative experiences.
  • Dr Foster spoke at the Hay Festival of Literature and Arts, which has partnered with The Independent.
  • He explained that sleep deprivation can cause the brain to remember negative experiences while forgetting positive ones, biasing one's worldview.
  • He added that tiredness leads to impulsivity, potentially causing people to make poor and unreflective decisions.
  • Dr Foster suggested that political leaders' sleep deprivation could impact their ability to make sensible decisions. The results of a pilot study on the topic will be released soon.
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