Whether it's nicotine, alcohol, or a prescription drug, some of us, members of our family, or our close friends suffer from at least one addiction. Designed to aid in understanding the basic principles of addition, from genetics to co-occurring disorders, Addiction Essentials explains what is necessary to recognize, treat, and understand the problem of addiction. The book sheds light on the biological and environmental factors that cause addition, reviews the various types of substance addictions and so-called ônonsubstance addictions,ö and offers clinicians and patients hope for recovery.