'Sleep Should Be Prescribed': What Those Late Nights Out Could Be Costing You
A leading neuroscientist on why sleep deprivation is increasing our risk of cancer, heart attack, and Alzheimer’s – and what you can do about it.
Matthew Walker has learned to dread the question “What do you do?” At parties, it signals the end of his evening; thereafter, his new acquaintance will inevitably cling to him like ivy. On an aeroplane, it usually means that while everyone else watches movies or reads a thriller, he will find himself running an hours-long salon for the benefit of passengers and crew alike. “I’ve begun to lie,” he says. “Seriously. I just tell people I’m a dolphin trainer. It’s better for everyone.”
Walker is a sleep scientist. To be specific,