Dr. Dean Ornish is one of the most iconic and influential physicians in Lifestyle Medicine. Some say he even coined the term "Lifestyle Medicine". He is known for his research on diet and lifestyle factors affecting heart disease reversal, prostate cancer regression, telomere and aging regression using a holistic approach to treat people physically, mentally and spiritually. 

You can find more information at my website here: https://www.plant-basedcyclist.com/icp-78-dr-dean-ornish-md