A 4.30am start and three-minute toilet breaks: are you ready for microscheduling?

It’s easy to feel swamped by work and succumb to stress, so some people have decided the answer lies in scheduling their day, minute by minute

The Guardian view on the science of hangovers: no more research needed

Editorial: Raise a glass, though only one, to the selfless German students and Swedish sailors who have offered up their livers to science

Hard day’s night: causes of sleep deprivation

Restorative rest is not just about the quantity of sleep we get – the quality is important, too. Our lifestyles are not helping common disorders such as snoring and apnoea

A lifetime of sleep, from birth to menopause and beyond

Babies wake at any hour, teenagers refuse to get out of bed, older adults find a good night’s rest harder to achieve. Why do our sleep patterns shift with age?

The best thing you can do for your health: sleep well

‘A consistent seven to nine-hour sleep each night is the single most effective thing we can do to reset our brain and body health’

How modern life gets in the way of sleep

Up to 30% of people in developed countries now suffer from chronic insomnia. How did we get so sick and tired?

Beer before wine not fine, scientists find after vomit-filled tests

Research into old saying about alcohol consumption shows you get a hangover either way

Blood, sweat and faeces: why doulas aren’t just for wealthy women like Meghan

The Duchess of Sussex is right to hire a doula. I liked mine so much that I retrained to become one

Heart racing, palms sweaty – what does stress do to the body?

Extreme stress is linked to heart disease, diabetes and depression. But small doses are crucial for developing resilience

Dermatillomania: meet the people who can’t stop skin picking

The disorder can be physically and mentally damaging, but it is widely misunderstood – and underreported by embarrassed patients