failed to prove either point. Beginner-specialist coaches Budd Coates and Jeff Galloway say they've never advocated stretching for their runners, and the runners haven't developed injuries. Dr Lewis Maharam adds: "A pre-workout stretching routine doesn

himself more a memory specialist than a brain-chemicals man, but Dietrich has run six marathons with a best of 2:52, and he had to think about something when he was out there.From his readings in the field, Dietrich knew about a brain receptor site first

the second time around. If not, you've got two obvious options: take more time off, and/or schedule an appointment with a sports medicine specialist.3. Consider Shortening Your StrideThis comes as a bit of a surprise because it's not discussed much in running