Do you really need to walk 10,000 steps a day? And 17 other fitness ‘rules’, tackled by the experts. Do you need to stretch before and after exercise? Is running bad for the knees? Is sex good exercise?
Do you really need to walk 10,000 steps a day? And 17 other fitness ‘rules’, tackled by the experts. Do you need to stretch before and after exercise? Is running bad for the knees? Is sex good exercise?