Everyone needs sleep, but many of us don't get enough. Here's the latest news on sleep, including the health effects of getting too little or too much, tips on getting more rest, and the science behind why we slumber.
Latest about Sleep
'Love hormone' oxytocin may be missing link between sleep apnea and high blood pressure
Scientists found that two brain-made chemicals, including oxytocin, may play a role in increasing blood pressure after repeated periods of low oxygen.
Does the brain flush out toxins while you sleep?
As we sleep, the brain rids itself of waste built up throughout the day. But how?
Co-sleeping with pet dogs — but not cats — linked to poorer sleep in study
A survey-based study finds that people who sleep in the same room as their dogs show worse sleep quality. Cats weren't linked to the same effect.
The case against daylight saving, from a neurologist and sleep expert
While that "extra" hour of sunlight in the evenings can be exhilarating, it comes with significant health trade-offs.
'Rare' disorder that causes extreme sleepiness may be more common than thought
A new study suggests that a sleep disorder called idiopathic hypersomnia may not be as rare as previously thought.
Kids' use of melatonin 'exceedingly common,' Colorado study finds
Researchers have raised concerns about the high number of kids and preteens consistently taking melatonin, because the long-term safety of the sleep aid has not been well-studied.
Night owl or early bird? How your 'chronotype' influences cognition
Your brain has an internal clock that influences how your mind functions over the course of a day.
