Is our weight defined solely by what we eat, or are our genetics playing a bigger role than we think?
Why does the idea of what is the ideal body change over time? What are some of the strangest diets used over the years? And out of thousands of diets examined by scientists, which two (yes, just two) are proven to work?
This week Luke delves into the world of diets and explains the science behind why we put on weight, how we can lose it and why really we all need to be a little kinder to ourselves.
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