Marijuana smoking and markers of testicular function among men from a fertility centre
Approximately 183 million people reported using of marijuana (Cannabis sativa) in 2015 ( UNODC, 2017) making marijuana the most commonly used drug worldwide. In the USA, its estimated prevalence of use among adults was 16.5% (19.4% in men and 13.6% in women) ( UNODC, 2017).