The importance of good sleep hygiene can’t be overstated, so The New York Times uses the annual end of daylight saving time to re-evaluate how we sleep.
This is the simplest, but most important, question to ask yourself: Are you tired?
Generally, most adults need seven to nine hours of sleep per night. Yes, life often makes that impossible, but it’s a target we all should shoot for, so go to bed when you’re sleepy (and, if you can, wake up at the same time every morning).