Addiction

The concept of addiction comes from drug dependence (or drug addiction), which is called dependency. The World Health Organization (WHO) expert committee defines drug addiction as: Drug dependence is a mental state caused by the interaction between drugs and the body, and sometimes also includes the physical state. It exhibits a compulsive behavior and other reactions to the drug on a regular basis, in order to feel its psychological effects, or to avoid discomfort caused by drug withdrawal. The connotation of addiction now covers substance (drug) addiction and behavior addiction. The introduction of foreign substances into the human body causes specific psychophysiological changes and causes individuals to have psychological indulgence and / or physical addiction. It must be applied frequently, otherwise the psychological desire cannot be relieved, or it cannot be avoided. Comfortable physical response—withdrawal symptoms. Addictions to daily life such as tobacco, alcohol, tea, and coffee, dependence on iatrogenic drugs due to improper medical use, and addiction to drugs such as opium, cannabis, cocaine, or hallucinogenic drugs, the reasons All have a dependence on these substances in the body. Dependence on these substances is a high-incidence and wide-ranging situation. Long-term application of dependent substances can cause chronic poisoning and behavior changes, which will adversely affect personal health, family life and social order, and even cause serious Social issues deserve attention.