One twin ate a high fat diet for 12 weeks, the other ate loads of carbs. The results left researchers shocked
A pair of identical twins decided to follow two popular fitness diets for 12 weeks - only one of them reported having more energy and feeling fitter.
![One twin ate a high fat diet for 12 weeks, the other ate loads of carbs. The results left researchers shocked](https://i.dailymail.co.uk/1s/2025/02/07/17/94978851-0-image-a-11_1738948102830.jpg?#)