Is sleep the canary in the coalmine – a clue to the health of our minds?

Sleep disturbance is a recognised risk factor for developing a host of psychiatric disorders. Going to bed is the best thing you can do for your brain right now

‘You’ll have more empathy, you’ll have more fun’: the man who wants to transform our relationship with sleep

From snoring to shift work, Russell Foster explains the myths and misconceptions that get in the way of a well-rested society

Is it possible to cure jet lag? ‘Sleep in the week before travel is our most important’

A sleep scientist, an elite athlete and a former flight attendant share their best tips for resetting your internal clock before, during and after travel

Eat at regular times, take three minute breaks and hum – how to fight feeling exhausted

In the age of hyper-fatigue, a good night’s sleep is often hard to come by. Here are eight ways to get through the day when you’re knackered

‘I’m greatly energised afterwards’: readers tell us how they nap

Guardian readers talk us through their dozing habits, from a sharp 10 minutes after lunch to an hour with the cat at the weekend

Calls to make nap part of working day after latest study on brain benefits

Experts say allowing brief doze may help businesses and employees boost productivity as well as health

Naps are healthy, scientists say – so why has Spain given up on the siesta?

As study shows a daytime doze may help brain’s health, for Spaniards the idea is outdated and cliched

So daytime naps can boost your brain power? No wonder I’m a crossword genius

News that a quick siesta can improve cognitive function is little surprise to those who’ve seen the results of my 2pm doze, says Guardian contributor Tim Dowling

‘His snoring would make me really angry’: can sleeping apart help a relationship?

Sleeping in different bedrooms could make partners of chronic snorers less irritable, advises expert

Sleeping apart due to snoring could improve relationships, scientist says

Move into separate rooms can mark a new beginning as couple are well rested and happier, claims expert