Laufen / Fitness
Your achy knees while running may be due to weak hips. Strengthen the hips and running may be enjoyable again...not too mention much smaller hips:) - Good to keep tucked away in case I need it.
Quelle : http://www.runnersworld.com/article/0,7120,s6-241-
Heißt das, Sie gehören Oder wissen Sie, wer es verkauft ?