Health Sciences 1001A/B Lecture Notes - Insomnia, Hallucinogen, Morphine

• School: Western University
• Department: Health Sciences
• Course: Health Sciences 1001A/B
• Professor: Shauna Burke

Document Summary

Drug addiction involves compulsive desire for drugs, need to increase dosage due to psychological and physiological dependence, harmful effects on individual and society. Drug habituation (or habit) involves the same elements as addiction, but do not need to increase dosage: has psychological, but not physical dependence. Addictive behaviour habits that have gotten out of control, resulting in a negative impact on a person"s health: 5 characteristics typically associated with addictive behaviours: Reinforcement some aspect of the behaviour is positive or releases negative feelings. Many behaviours are addictive, but most people who engage in them do not develop problems. If an individual becomes dependent and tolerance develops, it is likely to become a central problem in their life. There is not one single cause of addiction: the individual, environment and substance/behaviour combine, people who have difficulty dealing with stress or have a genetic predisposition may be more susceptible to addiction.