Running makes your legs strong, toned, and, often, tight. Every step you take forces your quads, hamstrings, calves, and hips to flex and extend over and over to propel you down the road. As they tire, the muscles and tendons can develop imbalances, scar tissue, and tension, slowing you down and increasing the likelihood for common overuse injuries like IT Band syndrome, and Achilles tendonitis. You’ve probably read many difference opinions about stretching before and after your run. There are two things that are pretty plain:
1. Ask a runner who stretches and they’ll tell you it helps them be more flexible, have more endurance, and feel better after the run.