Forbes contributors publish independent expert analyses and insights. Caroline Castrillon covers career, entrepreneurship and women at work. From Apple CEO Tim Cook to Vogue editor-in-chief Anna ...

I'll never be a natural morning person. But this is the simple sleep switch that helps me wake up refreshed before my 6 a.m.

Theres long been a list of highly successful CEOs and athletes who credit waking up at the crack of dawn or earlier as key to their productivity. And many people have followed suit. But does it ...

Lately, I have been waking up at 3 each morning and am unable to fall back asleep. I go to bed at a reasonable hour and try to maintain good sleep hygiene. Because of these early wakings, I am tired.

Getting enough sleep is key to warding off a host of health issues. While falling asleep fast is the goal for some, and staying asleep is the dream for others, it’s normal for your sleep to change ...