CNN Chief Medical Correspondent Dr. Sanjay Gupta reaches into his mailbag and answers your questions. Question A lifelong friend of mine, a “young” 58-year-old, has just been diagnosed with frontal lobe dementia. She was told she’s had it for 20 years, but there have been no noticeable symptoms until the last two years. Can you … Continue reading Can you explain frontal lobe dementia?