John E. Lewis, Ph.D.
- Cancer and Nutrition
- Arabinoxylan and Health Benefits
John E. Lewis, Ph.D. is an Associate Professor in the Department of Psychiatry and Behavioral Sciences at the University Of Miami Miller School Of Medicine. He is a member of the Legislative Oversight Committee and the Medical Library Committee. He is a Scientific Investigator at the Corporación de Lucha Contra el SIDA and the Fundación Valle del Lili in Cali, Colombia. He is a faculty member and advisor of the Medical Wellness Association. Dr. Lewis is the principal investigator of multiple nutrition, dietary supplement, exercise training, and medical device studies. Much of his research has included investigating the effects of interventions on a wide variety of outcomes, including immune and cognitive functioning, inflammation, physical fitness, nutrient status, quality of life, and mental health, in healthy adults and in those with Alzheimer’s, HIV, diabetes, chronic pain, and GI disorders, among others. He has co-authored more than 170 peer-reviewed scientific articles, has been an invited speaker at multiple international and national conferences, and has mentored many undergraduate, graduate, and medical students in exercise, nutrition, and health promotion. He has BS and MS degrees from the University of Tennessee, and he has a PhD from the University of Miami. His specialty areas and speaking topics include: (1) plant-based (vegan/vegetarian) nutrition; (2) optimal nutrition for health, wellness, and performance; (3) exercise programming – from weekend warriors to athletes; (4) dietary supplementation for health and disease prevention; (5) designing and conducting clinical research interventions; (6) technical writing and professional publishing and presentation; and (7) evaluation of research studies and data. In addition to his professional accomplishments, he is a former athlete and competitive body builder, who maintains a very rigorous exercise training regimen and has eaten a whole-food, plant-based diet for 20 years. He is the founder of drjohnlewis.com.