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William G Kaelin, Sir Peter Ratcliffe and Gregg L Semenza share 9m Swedish kronor prize for work on how cells adapt to oxygen availability.
Why do we need sleep? Oxford researchers find the answer may lie in mitochondria
16 July 2025
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.