Don’t worry, it’s still OK to have that sleep in or afternoon nap.
The researchers found a link between sleeping for longer than eight hours a night and getting heart disease or dying prematurely. But they didn't show the sleep duration caused these problems.
Millions of Americans are sleep-deprived, but stressing over it won’t help.
Are you sleep deprived? Don't worry. That might make the situation worse. Instead, make some simple adjustments, such as staying off digital devices an hour before bedtime.
Living in a country with more gender equality results in better sleep for both men and women.
While women's sleep is affected by children, men's sleep is affected by work and finance stress. Couples living in more gender equal countries have improved sleep quality.
Sleep paralysis and exploding head syndrome can help explain things that go bump in the night.
Our genes are important when it comes to aptitude for sleeping soundly.
Does our body “switch off” when we sleep?
Mami Kempe / The Conversation
The most interesting part of our body that changes during sleep is our brain.
Homeless people are far more likely to suffer sleep deprivation with all its associated problems.
As many as 70 million Americans may not be getting enough sleep. Men get fewer hours of sleep than women.
Few things seem to matter to our health as much as a good night’s sleep, but fewer and fewer of Americans are getting it. A neurologist explains why sleep is so important.
A New York engineer is wheeled away in December 2013, after a train he was driving crashed. Lack of sleep could have been a factor.
AP Photo/Robert Stolarik
Most Americans dread the time switch to daylight saving time, which results in a loss of an hour's sleep. The downside is more serious than that – it can lead to workplace injuries and traffic fatalities.
Flies will often sleep on the underside of leaves, to escape from heat and predators.
Mai Lam/The Conversation NY-BD-CC
Flies need good grip because they often sleep upside down.
We know that lots of animals, maybe all animals, sleep. Cats, dogs, even worms and jellyfish sleep. But we still don’t know exactly why they started sleeping.
Marcella Cheng/The Conversation
Pond snails use things like rocks or the side of their aquarium as their bed, attaching themselves while they sleep. This might not seem very relaxing but their shells do hang away from their body.
Naps have many benefits, including improving memory, reaction times and mood
The benefits of naps are similar to those experienced after consuming caffeine, but without the side effects of caffeine dependence and possibly disrupted sleep at night time.
Cars are often warm and comfortable and we are usually feeling safe and relaxed.
Marcella Cheng/The Conversation NY-BD-CC
You might be trying to catch up on sleep. Sleep scientists say some children need only nine hours of sleep at night, while others need as much as 11 hours. It depends on the person.
Science shows that early starts can be bad for teenagers' health. Schools and universities would be better off starting at 10am.
Getting enough sleep can help our memory, waistline and our performance at work.
If you need an alarm to get up in the morning, you're probably not getting enough sleep.
At some point, it stopped being all fun and games.
With studies from the past year exploring the relationship between smartphone use and mental health, sleep, learning and romance, a more nuanced portrait of the device has emerged.
Poor quality sleep is almost guaranteed over the festive period. Here's how to get some decent shut-eye.
Waking up is hard to do.
It's normal to feel a bit groggy when you wake up – parts of your brain are still asleep.
Children with an irregular bedtime performed worse on cognitive tests, had worse behaviour and were more likely to be obese than others.
John Collier / Wikimedia Commons
It is worth remembering that sleep 'crises' are far from new.