stride. Regular training mileage strengthens the quads, so they become used to all this stretching and contracting, which exercise physiologists call "eccentric exercise". Result: well-conditioned quads don't complain much.Until you start running downhill

Physiological Review," (published in the Scandanavian Journal of Medicine & Science in Sports) in which he noted that the first Tour winner was a French chimney sweep. "The recent winners are highly trained, professional cyclists," he wrote, "whose lifestyle

probably already know that this is a great pace for boosting your fitness, efficiency, and race potential. Now there’s another reason to do tempo training. It can give you a great buzz, man.

your slow-down rate: maintain your mileage, maintain your intensity, add strength training to your programme, and don't even think about gaining weight. I said this was simple in theory, not easy in practice.Some runners flaunt their age