Although herbal medicine is making its way into the mainstream, I often get a sideways glance when I tell people I’m an herbalist. “What is herbal medicine?” many ask. Mainstream TV personalities like Dr. Oz have talked up the benefits of various herbs, prompting the sale of turmeric for joint pain and echinacea for the common cold. Many people have tried these and other remedies without knowing they were using herbal medicine. An herb is simply a plant in the ground. Most of us know the  ...