Darwinian medicine looks at the ecological and evolutionary roots of disease. A disease is an interaction between a genome and its biotic or abiotic environment and therefore a disease is essentially an ecological process. Good understanding of ecology and a Darwinian way of thinking can give us novel and useful perspectives on health and disease. If we understand the disease process better, we can certainly prevent, control as well as treat diseases in a better way. Although the thought that the origins of obesity and type 2 diabetes (T2D) might lie in our hunter gatherer adaptations is not...