Question
Describe substance-use disorders.

Answer

Substance dependence: Intense craving for the substance to which the person is addicted:
  1. The person shows, tolerance, withdrawal symptoms and compulsive drug taking.
  2. The substance is psychoactive and can change mood, thinking processes and consciousness.
Substance abuse: Recurrent and significant adverse consequences of use of sustenances.
  1. Damage to family, social relationship, poor work performance and physical hazards.
  2. Alcohol, Cocaine, Heroin are common substances abused.

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