Marijuana is the most commonly used illicit substance in Brazil, according to the survey. Data from the 3rd National Survey on Drug Use by the Brazilian Population, released by the Oswaldo Cruz Foundation (Fiocruz), show that 7.7% of Brazilians aged 12 to 65 have consumed marijuana at least once in their lives. The second most consumed drug in the country is cocaine powder (3.1%).
The survey that surveyed about 17,000 people aged 12 to 65 years across Brazil, between May and October of 2015, is cited as one of the most complete due to its wide coverage. Researchers also highlighted the worrying numbers related to crack use.
Read more in ISTOÉ