<unk> s, also known as<unk>  use disorders, can lead to large societal problems. It is found to be greatest in individuals ages 18–25, with a higher likelihood occurring in men compared to women, and urban residents compared to rural residents. On average, general medical facilities hold 20% of patients with<unk> s, possibly leading to psychiatric disorders later on. Over 50% of individuals with<unk> s will often have a "dual diagnosis," where they are diagnosed with the<unk>  use, as well as a psychiatric diagnosis, the most common being major depression, personality disorder, anxiety disorders, and dysthymia.<unk>  use, also known as drug use, is a patterned use of a<unk>  (drug) in which the user consumes the<unk>  in amounts or with methods which are harmful to themselves or others. The drugs used are often associated with levels of<unk>  intoxication that alter judgment, perception, attention and physical control, not<unk>  with medical effects. It is often thought that the main used<unk> s are illegal drugs and alcohol; however it is becoming more common that prescription drugs and tobacco are a prevalent problem.
Substance-related disorder
Benzodiazepine use disorder
Substance dependence
Benzodiazepine dependence
Opioid use disorder
Diving disorders
Stimulant use disorder
Cannabis use disorder