Dr. Gruenn received his medical degree from the University of Heidelberg, Germany in 1978, where he completed his residency in Internal Medicine and his fellowship in Psychosomatic Medicine. After moving to the U.S., Dr. Gruenn underwent his postgraduate training at LA County/USC, and became licensed to practice medicine in the state of California in 1993.

Dr. Gruenn’s professional experience in Europe and the U.S. puts him at the forefront of Integrative and Preventative Medicine. He utilizes a wide variety of innovative therapies including Anti-Aging Medicine, Heavy Metal Detoxification, Hormone Replacement, Antioxidant and Nutrient Therapies.

Dr. Gruenn is a well-known lecturer on alternative and mind-body medicine and authors the best selling self help audio series in Germany.