Jason Fitzgerald
Jason Fitzgerald is a 2:39 marathoner and USATF-certified running coach. He writes for hundreds of thousands of monthly readers at Strength Running, where he helps runners set monster personal bests.
3:17 PM

Make sure you aren’t wearing old beat down shoes! calf raisers (toes straight, pointed in, pointed out). After you run walk on your heels for 50 yards then toes for 50 yards