Linda D. Applegarth, Ed.D, Director, Psychological Services, NewYork-Presbyterian Hospital/Weill Cornell Medical Center, The Ronald O. Perelman and Claudia Cohen Center for Reproductive Medicine, explains how having difficulty naming 5 close friends can affect your health.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.