Hopefuls spend months preparing for Britain’s upcoming sauna championships. Our writer got a crash course, but was left in a sweat

The pollen season has already started, and climate change could cause a higher than usual count

Not all UPFs are bad for us, according to expert Dr Federica Amati. Here’s why

Saturday morning at 9am has become a fixture in thousands of Londoners’ calendars — but not all Parkruns are created equal

It’s more than a decade since the Hollywood star blamed oral sex for his illness. Helen Rumbelow on how the HPV virus became a male problem

A new Radio 4 series from the twin doctors is scientifically rigorous in a casual, unassuming way

Before their first date, biohacker Kayla Barnes asked her future husband for his gut, toxin and nutrient levels. He passed. They’re part of a wellbeing-fixated generation who are willing to do whatever it takes to live beyond 100

Celebrities are popularising the trend — the experts are sceptical

Only one in ten of us are in good shape at 70. A new study shows how our diet affects that, reports Peta Bee

Clare Conway was 27 weeks pregnant when she developed a condition she suspected was threatening her baby’s life. She reveals the trauma of the next 76 days