Does Cannabis Cause Dementia and Kill You?

New large scale epidemiological studies forces us to brush up on the definition of the word "case."

The Frontier Psychiatrists is a newsletter that addresses health-themed material. It’s written by Owen Scott Muir, M.D., DFAACAP, who practices at Fermata in NYC, Acacia Clinics in Sunnyvale, CA, and at Living Water in Myrtle Beach, CA.

If you need an evaluation for yourself or your loved one:

I also write this newsletter. Today, we're returning to a basic tenet of science: correlation is not causation. Two provocative papers to help us remember this maxim are about the use of cannabis in older individuals. Published February 5th, 2025, the first is called:

Cannabis Use Disorder Emergency Department Visits and Hospitalizations and 5-Year Mortality

Now, the most important thing about this article is that the authors definitely went forward in time, read my article published last week on great titles for science papers, and used those strategies. And death is bad…

This is juicy! Cannabis has gone from a dangerous, illegal drug to a commonly used substance with purported health benefi…