Robert F Kennedy Jr claims seed oils are ‘poisoning’ us. Here’s why he’s wrong

Like a host of online influencers, the man likely to be the US’s next health secretary has denounced the vegetable oils used in countless foods. The science is not on their side

How to optimise the cognitive benefits of dreams and sleep

Dreaming is vital to our mental health – and it is possible to use them for our own good

‘It’s been life-changing’: meet the adults making big changes later in life

Some people never learn to read or swim or even cook as children - but with the right spirit there’s still time to make things right

Can you get a good night’s sleep for under $1,000? One couple’s tireless quest for the ‘Goldilocks’ mattress

In search of bedroom bliss, Andrew Herrick and his wife lay on every mattress in the showroom. But could they find one that was just right?

‘When a friend is struggling, they need an ally, not an opinion’: 11 surprising habits that can ruin friendships

Think you always know what your mate is thinking? Forever making elaborate plans together? You might be doing your friendships more harm than you realise, say these experts

From oatzempic to mouth taping: does science back up TikTok health tips?

Here are some of the more curious health hacks circulating on the social media platform – and what the evidence says

66 days to cut down sugar: ‘I find myself enjoying the sweetness of my lip balm’

With a family history of diabetes, Sharlotte Thou knows she has to reduce the amount of sucrose in her diet. Will nine weeks be enough to tame her sweet tooth?

Lift, rest, recover: how to start weightlifting

Strength training brings multiple benefits and anyone can do it – just as long as they start by getting their form right

From turbo trainers to running buggies: the fitness gear that made you fitter

‘The best £12 I ever spent’: real fitness starts with the right kit. Here’s the gear that helped these ordinary people get fit and stay motivated

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