While millions of people watched the total solar eclipse safely on Monday, some spectators may have looked up to the sky without their protective glasses. How do I know if I damaged my eyes? Keep in mind, that your eyes most likely won't hurt if you looked at the eclipse without protection. Why? Because the retina does not have pain nerves. However, that doesn't make it any less dangerous. While looking up, the vast majority of spectators heeded the very well-publicized warnings to only watch the eclipse with the proper protective glasses. MORE: https://www.cbs8.com/article/news/health/worried-you-may-have-damaged-your-eyes-watching-the-eclipse/509-0e5de8a1-cc84-41d7-9164-f99949e0c258