Question about severe leg cramps
I am in need of some advice please! I am in my third year running, have finished 6 half marathons and now in training for my first full in Oct. My issue is, severe leg cramps after about 10 miles. When I do a half, it's doable to run another 3.1, but I will never make it to 26.2 like this. Daily I measure out my water, 64…