Julius Kieser takes on extreme fitness challenge to transform the way he looks

Daily MailJulius Kieser takes on extreme fitness challenge to transform the way he looksDaily MailAlthough he used to be a personal trainer, and still writes books on fitness, he works mainly as a shadow writer, which sees him spending most of his day sitting at a desk. 'I used to be in denial about how sloppy I had become,' he admits. 'Once I ...