This week's questioner was advised by a friend and a coach to alter her running style. But can your running style really be changed – and should you try?"Running with a friend the other day, he pointed out that I should alter my running style; try

Dean Karnazes on a typically epic training runWhat is Dean Karnazes made of? When the US ultra-marathoner announced his plan to run 50 marathons through 50 American states in 50 days, people thought he was either superhuman or insane. Mainly

, or is it OK just to cut back the miles?"I have been running for three-and-a-half years, and the last year has been a bit confusing. In terms of racing it's been a success, but training has been difficult. Normally I train every day (70-80 miles a week