USA. More Adults Use Marijuana in States Where It Is Legal Daily use of marijuana as well as past month rates rose for both men and women aged 26 and older in states with medical marijuana laws in effect, according to researchers at Columbia Univer…

What has research over the past two decades revealed about the adverse health effects of recreational cannabis use?. Hall, W. (2015) Addiction, 110: 19–35. doi:10.1111/add.12703 http://onlinelibrary.wiley.com/doi/10.1111/add.12703/full

Regular marijuana use linked to more sex The first study to examine the relationship between marijuana use and frequency of sexual intercourse at the population level in the United States shows a positive correlation between the two. (Stanford Medi…

Hanf/Cannabis: Schadenspotentiale und Schadensminderung (Video) Die umstrittene Substanz Cannabis: Anmerkungen zum Schadenspotential und Risiken, zum hedonistischen Konsum und zur medizinischen Verwendung, zu Harm Reduction, Safer Use und Public He…

Sinds 1999 onderzoekt het Trimbos-instituut jaarlijks het THC-gehalte van cannabis zoals die wordt verkocht via de coffeeshops. Dit gebeurt in opdracht van het Ministerie van VWS. Voor deze achttiende monitor werden dit jaar in 50 van de 567 coffees…

(...) This report provides a concise and compelling new account of the deleterious consequences of leaving cannabis in the hands of the black market. Drawing on insights from world class academics and original research, it was commissioned to stimul…