This lecture was originally downloaded from the yutorah.org web site
While we are on the subject of Cannabis (Marijuana) I recently found the following article from https://www.sciencedirect.com/science/article/abs/pii/S0376871622001004
Marijuana use predicted epigenetic changes linked to accelerated aging, with evidence suggesting that effects may be primarily due to hydrocarbon inhalation among marijuana smokers. Further research is warranted to explore mechanisms underlying this linkage.
The Thoughts of Rabbi Moshe Feinstein on Marijuana are frequently quoted in the lecture