Multiple Sclerosis is a mountain biker’s worst nightmare: a progressive, incurable neuro-degenerative disease and it threatened to rob @stokedonms of his sight, balance, grip and mobility. Never one to take life’s setbacks lying down, Andy figured out (and continues to figure out) ways to overcome the challenges that emerge. Watch Evolution, Andy's new film with #RideShimano - there's a link in our profile. Photos: Andy McCandlish