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Why do we need sleep? Oxford researchers find the answer may lie in mitochondria

A New study uncovers how a metabolic “overload” in specialised brain cells triggers the need to sleep. Sleep may not just be rest for the mind - it may be essential maintenance for the body’s power supply.

Remembering the Need for Sleep

Sleep is the only ubiquitous behaviour whose function remains unknown. The Miesenböck group is looking for—and finding—clues to the mystery of sleep in the properties of sleep-inducing cells in the brain.