
Jeffing: how this run-walk method could help you train for a marathon
Jeff Galloway originally developed his run training method in 1974. Valery Zotev/ShutterstockEven if you’re a runner, you may not have Läs mer…
Nyheter och länkar - en bra startsida helt enkelt |Oculus lyx vitae
Jeff Galloway originally developed his run training method in 1974. Valery Zotev/ShutterstockEven if you’re a runner, you may not have Läs mer…