Nathaniel Altman traveled to Germany and Cuba and interviewed scientists from Russia, France, Italy, and the United States to obtain documented scientific evidence and clinical findings on the role of oxygen therapies as detoxifying agents and immunoregulators. He has authored more than 15 books, including The Honey Prescription, A Russian Herbal, What You Can Do About Asthma, Healing Springs, and The Twelve Stages of Healing. He lives in Brooklyn, New York.