Health

Erectile dysfunction can be an early warning of heart attack, stroke, diabetes and dementia.

Scientists are studying the few extraordinary individuals whose bodies seem able to naturally defend themselves from HIV in the hope of finding new cures.

Some people daydream for hours on end, playing out a single storyline for decades – and it can be hugely distressing. Here's how to tell when your daydreaming has gone too far.

If you’re having ice cream headaches often, it might be worth seeing if it runs in your family and taking a second look at your non-brain-freeze headaches too.

In her new book, The 21st Century Brain, scientist Hannah Critchlow explores the overlooked skills that will be necessary to flourish in the age of AI – and how we can cultivate them.

The new generation of hotel spas is selling treatments that promise better sleep, lower stress and longer, healthier lives.

A decision made 70 years ago to reforest vast swathes of Japan with just two kinds of tree has come back to haunt the country.

While it's widely known that chewing more improves digestion, research suggests it can also help reverse mental ageing.

Trials on veterans suggest the potent hallucinogen could provide a new treatment for PTSD, but scientists still don't know how it works.

Spending a few minutes on your breathing can not only bring instant stress relief, but also benefit your health in the long term.

Our environment drives many of the choices we make around what we eat. Evidence shows that to encourage consumers to make healthier choices, better labelling and education are crucial.

Nicotine is highly addictive, but new research is showing that psychedelics can shift people's worldview in ways to help them give up cigarettes.

A new AI-powered technology is locating sperm cells in men who were told they had none – and giving couples who have been trying for years another chance at having children.

From the most effective medications to the most common triggers to avoid, we examine science-backed advice that should reduce your seasonal suffering.