50 HARMFUL EFFECTS OF GENETICALLY MODIFIED (GM) FOODS In a sentence This article outlines the many harmful effects of GM or genetically-modified foods (known also as genetically-engineered foods) and representng lab-created GMOs or genetically-modified organisms. By Nathan Batalion, ND We are confronted with what is undoubtedly the single most potent technology the world has ever known - more powerful even than atomic energy. Yet it is being released throughout our environment and