Research on the use of addictive drugs indicates that O all categories of psychoactive drugs are associated with dependence.
O an occasional cigarette smoker almost always becomes a heavy smoker.
O individuals who receive morphine from physicians for pain relief usually develop the irresistible cravings of an addict.
O many people are able to stop using addictive drugs without professional help.
O regular marijuana smokers typically experience an irresistible craving for THC.