It’s a common condition, especially for runners and other very active people. Post Views: 128 Related posts: Why Are My Toenails White? Doctors Explain. Why Are My Toenails White? Doctors Explain. Why Is My Butt So Itchy? Doctors Explain the Most Common Causes. Post navigation Alan Ritchson Was Bullied for a Facial Tumor in High School High-Tech Ways to Be Healthier at Home