How to Beat...
Two sisters try out the Sirtfood diet and Mayr Method, two mates give intermittent fasting a go, and two pals try the fitness challenge and Yoga diet. Plus: how we all respond differently to food.
Two mates try the coffee and chocolate diets, a father and son give the Mexican and Korean K-pop diets a go, and two girlfriends try the macro and smart app diets. Plus: biohacking and gym bikes.