Dr. Guha's expertise in cancer immunology and her training in Ayurvedic medicine including herbs brings a unique blend of understanding in the field of integrative medicine. She lectures extensively on complementary and alternative medicine and has been a reviewer for the National Center for Complementary and Alternative Medicine, a branch of the National Institutes of Health (NIH). She is often invited by the NIH to speak on various subjects. She teaches Ayurveda at the UConn School of Medicine and conducts work shops nationally and internationally. Dr. Guha is the editor-in-chief for the journal of "ELEMENTS: Ayurveda, Health and Nutrition." Dr. Guha is internationally known for her pioneering work in developing Ayurvedic medicine programs in U.S. medical schools. Ayurveda is the world's oldest health care system that originated in India. This 6000-year-old health care system has contributed in the understanding of holistic approach to medicine in the West. Some of its components like meditation, yoga, message, herbs and Panchakarma are in practice in this country.