Chapter 14 – “Do more” – the role of exercise


Can you imagine a caveman being transported to the present day in Doctor Who’s Tardis, only to arrive at a step aerobics class? He would surely wonder why on earth people were deliberately expending invaluable energy (let alone in brightly coloured attire). He would ask why people were wasting fuel, which would take him days to hunt and gather. We would explain that these people a...


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