ADIf you’re bothered by how tired you feel, there might be some simple explanations, including the most basic: not enough sleep. And because needs vary widely, even seven hours isn’t enough for many people. ADBeware the temptation to lie down exactly seven hours before your alarm is set to go off. A phenomenon called sleep inertia, for example, is what helps you fall back asleep after ordinary night wakings, which typically happen multiple times a night, Grandner says. Primary-care physicians don’t routinely ask patients about sleep, Grandner adds.

Source: Washington Post December 15, 2019 15:56 UTC