I’ve wasted 7,300 hours lazing in bed in the morning. Why can’t I just get up?

For 40 years, I’ve spent half an hour lying around doing nothing each day after waking up. It’s scandalous behaviour that must be stopped, writes Adrian Chiles

Is going to bed at 9pm the secret to happiness? My week of sleeping like a gen Zer

Young people are increasingly heading to bed early and getting almost 10 hours of sleep. But how do they nod off – and are they missing out on anything?

No, you shouldn’t wear underwear in bed – and 15 other lazy sleep myths, busted

From sweating to swallowing spiders and waking sleepwalkers, experts separate fact from fiction when it comes to all things bedtime

Share the chores, send a nostalgic text and have a little dance: surprising ways to boost your sex drive

Couples are having less sex than ever – so how do you reignite the spark? Experts share their top tips to up your sexual desire (and, no, it’s not about lacy lingerie)

‘Don’t do’ lists and a protein hit: 20 ways to become a morning person and feel like a winner

Early risers know only too well the smug satisfaction of getting up and getting going. But what if you’re more of an owl than a lark? Here’s how to change your body clock and seize the day

One energy drink a month increases risk of disturbed sleep, study finds

People consuming cans daily sleep half an hour less than those drinking occasionally or never, researchers say

By sleeping when everyone else is awake I cured my insomnia

Turning normal sleeping cycles upside down helped this bestselling writer recover her energy

Don’t quit booze – just drink differently: 15 ways to change your life without trying all that hard

We ask the experts for the small life changes that can make a big difference

14 hours a night: should we all sleep as much as Dakota Johnson?

The actor says sleep is her top priority in life, followed by meditation, working out and a lot of baths. Sounds lovely – but is it wise to double your rest?

‘I was in tears, angry, emotional’: do reality TV shows use sleep deprivation to trigger meltdowns and showdowns?

Exhaustion, vomiting, brains ‘turning to mush’ … from Love Island to The Apprentice to Squid Game: The Challenge, former contestants reveal how their big TV breaks became waking nightmares