Read this tip to make your life smarter, better, faster and wiser. LifeTips is the place to go when you need to know about Running Exercises and other Running topics.
Strengthens quadriceps. Helps prevent runner's knee and shin splints.
In a lying or sitting position, place the front half of one foot on the other. Pull up with the lower foot, while pushing down with the upper foot. Maintain pressure for ten seconds. Do five on each side.