Is ‘sleep divorce’ the key to marital bliss?

Some swear that sleeping separately from their partner improves their relationship. Personally, I’m in ‘team same bed’, says freelance journalist Coco Khan

Breaking bad habits: what you told us about your new year buying intentions

In this week’s newsletter: how you’re decluttering your cart for 2025; running shoes to hit your PBs; and our beginner’s guide to veganism

Quit it! From vaping to doomscrolling, 10 bad habits and how to break them

Procrastinating? Online shopping too much? Always cancelling? These top tips from experts will help you change bad behaviour for the better

66 days to build better sleep habits: ‘By Saturday afternoon I am utterly listless’

Natasha May was determined to sleep better and become a morning person. Could she do it in just nine weeks?

Take it from me, the queen of sleep – micro-naps will transform your life

These little wonders will give you a much-needed boost, and this is the perfect time to practice. Go on, you only need 10 minutes, says Guardian columnist Emma Brockes

How owls helped me conquer my fear of the dark

With the aid of the birds I was able to learn to love the night

How I beat overwhelm: Tracking my heart rate left me feeling like a frustrated failure

Biofeedback devices promised a whole new world of mental and physical harmony. They did change my life, but not in the way I’d hoped

Banana bends and a well-timed coffee: 31 easy ways to jump-start your energy levels in the new year

From morning drinks to bedtime sounds – and don’t forget a mid-afternoon boogie – experts share tips to help you boost your energy levels

From nightcaps to nightmares: the many ways alcohol disrupts your sleep

Despite Dr Alex George’s recent experience of sobriety negatively affecting his sleep, alcohol remains a reliable way to disrupt your rest, in the long and short term.

Irregular sleep pattern raises risk of stroke and heart attack, study finds

Variations in time a person goes to sleep and wakes up ‘strongly associated’ with higher risk of negative impacts