The activities we do during the day – from having a fight with a partner to using our iPhones at night – also affect our hormone levels and, in turn, our quality of sleep.
Sleep allows many of our hormones to replenish so we have the optimal energy, immunity, appetite and coping ability to face the day’s highs and lows.
Limiting screen time before bedtime is beneficial for sleep.
Screen time – by way of watching television or using computers, mobile phones and other electronic mobile devices – may be having a large and negative impact on children’s sleep.
Loss of sleep leads to lapses in attention.
South Australia is considering a permanent change of time zone. Of the several changes proposed, the main contender is to align the state to Eastern time.
Don’t stay up too late.
Mice via www.shutterstock.com
How does one prove that shift work causes breast cancer, as the authors of the new study claim? A cancer epidemiologist explains how scientists weigh evidence to figure out what causes cancer.
Dreams and their purpose have been one of the enduring mysteries of sleep.
diastème (Sarah Giboni)/Flickr
Brain activity during the dreaming phase of sleep is remarkably similar to brain activity when we're awake and processing new visual images, new research shows.
New evidence shows going back to a problem after sleeping gives your brain a chance to process the information it needs to solve it.
Sleep before you speak.
Social biases like racism and sexism can be weakened after a good night's sleep, suggests study.
You can do a lot while you sleep.
Woman via www.shutterstock.com.
We strengthen memories while we sleep, and researchers have found a way to cue that process to help people better retain information that counters implicit biases.
Orange is the new blue.
I recently wrote about the terrible sleep habits of the characters in House of Cards. I disapproved of Frank Underwood’s late-night computer work in the Oval Office, his new midnight iPad gaming habit…
Sleep by Shutterstock
When you sleep your brain consolidates memory and encodes experiences. A recent study sought to show how this was happening.
Turn that off.
Light bulbs via www.shutterstock.com.
Today, most of us get too little light during the day and too much at night for our circadian rhythm to function at its best.
More sleep is not necessarily better for long-term health.
Sleep is vital for good health but more may not always be better for everyone. In fact, a growing body of research shows that it may increase your risk of early mortality.
Light from electronic devices can alter the quality of sleep our quality.
While many of these devices, especially e-readers, seem harmless enough, the light they emit may affect our sleep patterns and leave us feeling tired the next day.
It’s only an hour. What difference could it make?
Image of alarm clock and woman via www.shutterstock.com
Shifting the clocks ahead by an hour can't have that much of an effect on us, right? According to the experts, losing those 60 precious minutes of sleep can really hurt.
Ruler of the free world (but not of his own pineal gland).
If Frank Underwood has trouble sleeping at night, it's not because of his conscience
Older adults have less deep sleep than younger people and it’s more easily interrupted.
Image Point Fr/Shutterstock
By learning to become more aware of present-moment experiences, we learn not to react to thoughts and worries that can interfere with sleep.
Time spent checking the clock when you can’t sleep may be feeding your insomnia.
We all have a poor night’s sleep from time to time: those nights when you lie awake for hours trying desperately to go to sleep but can’t stop worrying about tomorrow. Or when you repeatedly wake up throughout…
The best way to keep your hand off the snooze button is to have a regular sleep schedule every day of the week.
It’s 6.30am and after a long holiday break, your alarm clock is insistently telling you it’s time to get out of bed. For many people – me included – the automatic reaction is to hit the snooze button…
Past your bedtime?
Image of boy with laptop via Mikael Damkier/Shutterstock
About three years ago, a teenage girl was talking with me and other students about using her cell phone late at night. She told us how she waited until her parents were asleep, then spent at least four…
Babies can learn to self settle through controlled crying.
Every evening, parents across Australia hope their babies will sleep through the night. Many won’t. That’s where controlled comforting, or controlled crying might help. Contrary to some claims, this is…