Is ultra-processed food causing obesity in children, and could it even be addictive? Dr Chris van Tulleken investigates as he undergoes an experiment...

Doctors and twins Chris and Xand van Tulleken's experiences through the Covid-19 pandemic have far more personal consequences than either could have...

Chris van Tulleken takes a personal view at why ultra-processed foods are so irresistible and how they have come to dominate food culture.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

In this major three-part series, Chris and Xand van Tulleken uncover the latest secrets of our bodies.

A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.

A social experiment in which Dr Chris van Tulleken takes over part of a GP surgery and stops patients' prescription pills.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

A team of health experts meet ordinary people to reveal how quickly their organs, skin, muscles and brain are growing old. Using the latest science,...

Doctors Chris and Xand van Tulleken put competing health theories to the test with the help of 30 other pairs of identical twins.

A groundbreaking expedition to the Arctic investigates the unknown world of icebergs, exploring the creation, life and death of these frozen...

This ground-breaking three-part series takes 75 dieters and employs the latest science to fashion a diet tailor-made to counteract the main reason...

Your trusted guide through the challenge of keeping mentally and physically healthy while quarantined at home due to Covid-19.

Operation Ouch! is a British children's educational television series about the human body. It shows what happens in A&E, what doctors sometimes have...

Based on the best-selling children's books and liberally splattered with guts, blood and poo, a group of British comedians offer an anarchic and...

The Royal Institution Christmas Lectures are a series of lectures on a single topic, which have been held at the Royal Institution in London each...

Doctors Chris and Xand van Tulleken put competing health theories to the test with the help of 30 other pairs of identical twins.