The great brain clearance and dementia debate
Nature, Published online: 09 April 2025; doi:10.1038/d41586-025-00962-yAn established theory for how good sleep reduces a person’s risk of neurodegenerative disease has been called into question. The ensuing argument could have enormous consequences for the treatment of Alzheimer’s disease.

Nature, Published online: 09 April 2025; doi:10.1038/d41586-025-00962-yAn established theory for how good sleep reduces a person’s risk of neurodegenerative disease has been called into question. The ensuing argument could have enormous consequences for the treatment of Alzheimer’s disease.