National Institute on Drug Abuse 5 . The ill social effects of smoking marijuana are also varied and grave . Student smokers are said to perform more poorly than other students , while workers who smoke marijuana are said to have more problems with work performance (National Institute on Drug Abuse 5 . Ill emotional and psychological effects such as depression , anxiety , and personality disturbances spill over into poor ability to acquire job and social skills , poor ability to cope with emotional problems because...











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