About five percent of working-age adults have tried controlled drugs
Recreational use means taking psychoactive substances for pleasure or pastime—depressants, stimulants, or hallucinogens. As of 2015, roughly five percent of people aged fifteen to sixty-five worldwide (about 158–351 million) had used controlled drugs at least once. Alcohol, nicotine, and caffeine remain the everyday baselines.
Social tolerance often treats casual intoxicants as lifestyle, yet addiction stays heavily stigmatized. Illegal lists vary by country but commonly include cannabis, cocaine, opioids, MDMA, amphetamines, psychedelics, benzodiazepines, and barbiturates under UN narcotic and psychotropic conventions. Experts favor a biopsychosocial mix of causes—genes, trauma, peers, poverty, curiosity—over any single story. Martin A. Plant noted many users frame drug scenes as friendship, status, and affirmation. Anthropologists even argue humans co-evolved with plant neurotoxins over millions of years via cytochrome P450 pathways.
Harm tracks dose and setting. Alcohol is sometimes ranked among the most dangerous recreationals; tobacco, alcohol, and cannabis are widely called gateway substances, with onset often in adolescence. Early-2000s claims that “moderate” red wine protects hearts are disputed—David Nutt argued those studies poorly controlled prior drinking. UK experts have suggested cannabis, psilocybin mushrooms, LSD, and MDMA may harm fewer users than alcohol, while still carrying risks. Harm-reduction advice stresses sober driving and machinery use; illegal markets’ variable purity raises overdose odds. Australian survey data: 86.2% of people twelve and over had tried alcohol versus 34.8% cannabis ever, and 10.4% had smoked cannabis in the prior year. A European drugs report found about 8.7% of ages 15–64 (roughly 25 million) used cannabis in one year, with weekend spikes of cocaine and MDMA in city wastewater.
A survey of 2,556 U.S. and UK sports fans found more drug use than general populations—22.9% in the U.S. versus 6.5% in the UK, where alcohol dominated. Mid-nineteenth-century American doctors prescribed Cannabis sativa until the 1930s; by 1977 lifetime marijuana use had roughly doubled from 1972’s twelve percent after 1960s counterculture. Evidence is thin that school programs alone prevent youth use.
Source: Recreational drug use
