During all the years of Imodium/opiate usage, her liver became severely compromised and she developed Breast Cancer (cancer virtually never develops in a person with a healthy liver). She beat a small breast tumor once with hyperbaric oxygen, but it returned (because no one addressed her constipated bowels/liver).
-- Wikipedia. Reverse engineering, also called back engineering, is the processes of extracting knowledge or design information from anything man-made and re-producing it or re-producing anything based on the extracted information.
Definition of engineering for Students. : the application of science to the goal of creating useful machines (as automobiles) or structures (as roads and dams) industrial engineering computer engineering.