The 3 Day Diet By Kathleen M. Zelman, MPH, RD, LD WebMD Expert Review What It Is Surprisingly surviving the test of time, the 3 Day Diet is another fad diet, dating back to 1985. Copies of the “3 Day Diet” continue to float around cyberspace, promising quick weight loss, cleansing, lower cholesterol, and increased… Continue reading 3 Day Diet: Best Weight Loss?