For those in the UK - 1

For those in the UK: "In episode one, the group arrive in Sardinia. The Rejuvenation Clinic might look idyllic but it’s home to a brutal regime of diet, exercise and some decidedly unpleasant therapies. Three weeks earlier, the celebrities underwent exhaustive scientific testing at the University of Westminster to determine their face, body and brain ages. Professor Ian Philp, Britain’s leading professor on longevity, delivers the results to the group and there are some nasty surprises in store. To lose their target 100 years in just 21 days, the celebrities must comply with a strict regime. First they meet Thor, an experienced nutritionist, who bans smoking, drinking, sugar, bread, pasta and all starches. The group are put on a high protein, low carb and good fats diet with plenty of fish, eggs, cheese, coconut oil and cold pressed olive oil. "

Give yourself 21 days