Every week, Dr. Roizen discusses the latest health headlines YOU need to know.In this episode, Dr. Roizen talks about the latest health headlines that YOU need to know, including the following topics:  Red meat increases diverticulitis risk.  Most people unaware of key heart-health facts.  Reduce dementia by up to 50 percent with two steps: perform speed of processing "brain games" and live farther away from the freeway. False positive mammograms may be preventing women from returning for follow-up exams. Licorice during pregnancy tied to problems in children. Global cost of smoking. Kids' heart defects weigh on parents' mental status. Five scientists discover the gene that decides how tall you'll be. Dr. Mike also provides some insight into his new book, co-authored with Jean Chatzky, AgeProof: Living Longer Without Running Out Of Money Or Breaking A Hip. Bonus! What Your Body Shape Says About Your Longevity