Why Sleep Gets Easier to Break After Midlife

Scott Anderson interviewed me about what changes after 40, and why the same sleep advice stops matching the problem.

Today's piece is a little different: Scott Anderson interviewed me about sleep after midlife, why a full night can still leave someone unrested, what sleep trackers can show, and why 3 a.m. wakeups often need a more personal read.

Scott Anderson is a scientist and science writer who wrote the bestselling book The Psychobiotic Revolution (from National Ge…