Add Yahoo as a preferred source to see more of our stories on Google. President Trump's first 30 days in office have been described as historic. Sleep, or the lack thereof. Since his first presidency, ...

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Most sleep advice is incomplete. Here are 12 science-backed techniques that actually work, ranked from easiest to most involved.

Melatonin and chamomile aren't enough. Here are 12 sleep techniques most people haven't tried, ranked easiest to most involved.

DEAR DR. ROACH: I am a retired and active 73-year-old who plays tennis and regularly goes to the gym. I often take long naps and sleep for 2 or 3 hours. At night, I often sleep 4 or 5 hours. My ...

Researchers identified a new genetic mutation that may allow some people to survive, even thrive, on three hours of sleep. The mutation is called SIK3-N783Y. Scientists said mice test subjects ...

Sleeping for 7 to 9 hours at night isn't the only way to catch some z's. Here are four alternative sleep cycles -- and they're pretty obscure. Annie Miller Medical Reviewer Annie Miller is a licensed ...

Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most of us treat sleep like it’s a simple budget item: we ...