Everyone wants to feel their best, but with so many products on the health market, it can be difficult to know which are truly effective. Today, many medical consumers are turning to alternative medicines and therapies in an effort to increase their overall health and well-being. So which ones are safe, and which actually work? To find out, “Take Care” spoke with Dr. Josephine Briggs , director of the National Center for Complementary and Integrative Health. A Harvard and Yale-trained physician,