Dear Libby

Deep and lasting friendships are essential to our psychological and physical well-being. According to recent studies, they even lower blood pressure and improve brain function. Teens, in particular, benefit greatly from a network of friends they can trust. Unfortunately, between bullying, teen violence, social anxiety, online gaming, and other issues, many teens feel isolated. In Dear Libby, trusted columnist Libby Kiszner answers real questions from real teens about friendship: What should I do when people who are supposed to be my friends call me names or embarrass me? What should do I do…