But there's a tried-and-true method that has helped thousands of runners finish marathons without hitting the wall and with ...

Enter “Jeffing”— an interval training method that encourages people to alternate between walking and running at their own pace. The technique’s creator, Jeff Galloway, recommends letting y ...

Most runners are interested in improving running speed and technique and lowering the risk of injuries. Olympian Jeff Galloway developed the Jeffing Method to try to help runners do just that.

3. It can boost your speed According to the Jeff Galloway website, the run-walk method can improve your speed “an average of 7 minutes faster in a 13.1 mile race” and “more than 13 minutes ...

Wikipedia Named after US Olympian and author Jeff Galloway, jeffing hinges on the principle of combining running with walking. It allows you to exercise for longer without putting too much strain ...