So how does addiction affect us? The fact is that abuse and addiction to alcohol, nicotine, and illegal substances cost all of us upwards of half a trillion dollars a year. That happens when you take into account the combined medical, economic, criminal, and social impact addiction has. Each and every year, abuse of illicit drugs and alcohol contributes to the death of more than 100,000 Americans, while tobacco is linked to an estimated 440,000 deaths per year. Our children are starting to drink at an earlier age and lately, they are turning to prescription and over-the-counter medications to get high.Essentially, addiction is defined as a chronic, relapsing brain disease that is characterized by compulsive drug seeking and use, despite harmful consequences. It is considered a brain disease because drugs change the brain - they change its structure and how it works. These brain changes can be long lasting, and can...