Guys, please reassure me: this hamstring will end up repairing and letting me run without having to stop after 5 or 6 km? I was going last night for this circuit that takes me along the bank of the river Isère through the campus, taking it gently as ins...

Well it wasn't really the start. I'd run a few times, up to 20km, along the Isère and the Drac and round the hill at Claix (18km), but then I started training with a group from Grenoble City offices, serious runners who go racing. On a cold day, I did a...