9 Ways To Repair Damaged Hair FYI: It might be your hair brush. By Celia Shatzman Have you ever colored your hair? Is your blow-dryer getting plenty of mileage? Do you brush your hair? If you answered yes to any of those questions—yep, even the last one—you have “damaged” hair. “As soon as your hair emerges from its follicle, it has external elements to…