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Massive Study Ties 6–8 Hours of Sleep to Slower Biological Ageing

The finding frames sleep duration as a potential target for trials that test ways to slow biological ageing.

Study in PNAS Finds Astronauts’ Brains Shift Upward and Back After Spaceflight

MIT Study Links Sleep Deprivation to Attention Lapses Triggered by Brain’s Waste-Clearing Fluid Waves