Sandra Duggan, RN, BS (1934-2012) maintained a private practice while working for several decades as an instructor with the Cayce/Reilly® School of Massage. She developed and taught the Colon Therapy program used at the school and at the Association for Research and Enlightenment’s (A.R.E.) Health Center and Spa. She is also the co-author of Edgar Cayce’s Massage, Hydrotherapy & Healing Oils.
