Addiction is a dependence on substance which can be drug or alcohol or both or something else.It is a compulsive, uncontrolleable dependence on something or a habit that is not good for you.But at the same time the cessation or withdrawal from that habit can create lots of emotional challenges or physiciologic pain. These people have dependent on these substances to the extent that the normal and social lifestyle have been severely compromised.
Solutions are usually detoxification, counseling, social services, support groups, medications to relieve pain ,symptoms, psychotherapy and Rehabilitation.