Doctors Brian and Giuseppe talk about predicting happiness, physical consequences for defiant kids, and blaming Facebook for the Batman shootings.
Read MoreDoctors Brian and Giuseppe talk about recent research, including your brain on Facebook, sharing memories, and what to do if your kids' friends are a bad influence.
Read MorePsychologists talk with Dr. John Cacioppo, author of "Loneliness: Human Nature and the Need for Social Connection", about what happens when people feel isolated.
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