Cannabis Use During Adolescence and Young Adulthood and Academic Achievement: A Systematic Review and Meta-Analysis, in JAMA Pediatrics
key takeaway: "Moderate-certainty evidence showed cannabis use during adolescence and young adulthood is probably associated with lower school grades; less likelihood of high school completion, university enrollment, and postsecondary degree attainment; and increased school dropout rate and school absenteeism. Low-certainty evidence suggested cannabis use may be associated with increased unemployment."