10 Reasons You're Tired That Have Nothing To Do With How Much You're Sleeping

Illustrated by Sydney Hass.
By now, we’ve all heard the secrets to good sleep: Avoid caffeine and TV too close to bedtime, keep the room cool and dark, sleep at least seven hours per night, blah blah blah. But, what if you are getting a full night’s sleep — responsibly resisting the temptation to binge-watch House of Cards until 2 a.m. — and you still wake up tired? It turns out there may be sneakier, lesser-known reasons for your fatigue. Click through for 10 surprising culprits that might be draining your energy.