Researchers find 351 genetic variants associated with a person's chronotype. Before this study, we knew of only 24.
Most vitamins and other nutritional supplements are unlikely to prevent chronic disease. Invest in good quality foods, sleep and exercise instead.
The old saying 'the early bird catches the worm' might be especially fitting when it comes to peak mental and physical performance.
Some say the hysteria over screen time echoes parents' worries that their kids were watching too much TV in the 1980s. But new studies show there's nothing overblown about parents' growing concern.
The science of sleep and the economics of sleeplessness.
The Conversation, CC BY52.8 MB (download)
Only about one quarter Australians report getting eight or more hours of sleep. And in pre-industrial times, it was seen as normal to wake for a few hours in the middle of the night and chat or work.
Five out of five experts agreed not everyone needs eight hours of sleep.
Researchers tracked adolescents' sleep and scanned their brains. As expected, better sleep went with healthy brain development. Unexpected was the importance of one aspect of where teens slept.
Beyond medication and psychological treatments, there are steps all of us can take to alleviate stress, improve our mood and take care of our mental health. Here are five to get you started.
A dietician recommends her top foods for a peaceful sleep.
Daylight saving time begins this weekend, which means many of us will get an hour less sleep. But the health effects go beyond sleep – and can last two weeks or more. Here's what the research says.
Overseas research says putting the clock forward hurts the financial markets. But not in Australia, according to a real-world study along the Queensland-NSW border.
From black coffee to a hair of the dog – here's the science behind popular hangover remedies.
With so many different types out there, it's hard to know what sleep medications are safe to use. Here's a guide.
If we don't get enough sleep, can we catch up later? Experts are divided.
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.
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.
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.
The most interesting part of our body that changes during sleep is our brain.