When an individual is addicted to a substance and can not live their lives without it, or needs a substance so as to get with their day; they should look for addiction therapy or a medicine rehab. When an individual has harmed themselves, or the people they love, or feel that they are in risk of injuring someone; they need to seek addiction therapy. When a person has actually lost time at work, been fired, or can no more execute the functions that they have constantly had the ability to carry out; they must seek addiction therapy.