Why genes are not the whole story for health

In recent years, there has been a lot of emphasis upon the genetic causes of disease, particularly the chronic diseases that are wreaking havoc upon older populations in the developed world, such as cancer, Alzheimer’s, Type 2 diabetes, cardiovascular disease, and others. The implicit promise of the Human Genome Project was that this would be a paradigm shift for medicine because the sequencing of the complete human genome would pave the way to understanding the root causes of diseases, and then it would be possible through genetic engineering to prevent or cure cancer and other ills. Continue reading “Why genes are not the whole story for health”