Addiction is hard wired into us as a survival tool that would get us coming back to food source and to reproduce even. Those never stopped being used actually, we might think we no longer are led by these impulses but we actually see their impact still. People who have unhealthy relationships with food are an example, dependence to pornography or sex is another. When we think addictions we usually think of drugs, cigarettes or alcohol but in fact the basic and animal addictions are sex and fo...