Is a vegan diet healthier than eating meat and dairy?
Identical twins Hugo and Ross Turner are adventure athletes that are always trying to find ways to improve their performance.
With the help of scientists at King's College London, they went on a 12-week fitness program with a twist: Hugo turned vegan, and Ross continued to eat meat.
Which diet is the best?
Video by Izabela Cardoso & Fernando Teixeira
Executive producer: Griesham Taan
