IT’S A breezy afternoon in a South London Park and my attempts at fitness are heading, quite satisfactorily, in the wrong direction. Bemused onlookers can’t help but take a second glance as backwards running expert, Karl Twomy, and I trot past them in reverse, picking up speed as I become more adept in the technical aspects of 2011’s most unexpected workout trend. Whereas last year saw joggers ditch their shoes to try barefoot running, said to burn calories faster and be kinder to the feet by ridding them of footwear constraints, this Summer has seen a rise in the popularity of reverse running, heading backwards to shed fat at the same time as protecting the knees. Enthusiasts claim there are endless benefits to the approach, not least that it entails less of the pounding associated with regular jogging and, inspiringly, gobbles up a fifth more calories in the same time as running forwards. Read more at the Daily Mail