There’s plenty of truth in the saying: ‘You are what you eat.’
The science is now unequivocal — food can determine how you look and function, whether you sleep well at night, how your brain operates, whether you will stay thin or gain weight, even whether your body is shaped more like an apple or a pear.
But research by Professor Valter Longo at the University of Southern California in the U.S. has also shown that there is another key element of our diet that can transform our health, our risk of disease, even the rate at which we age: Fasting.