We have decades of research on the health effects of drinking. But research on cannabis is still evolving and the public health consequences of its commercialized use — in new products and doses — will take years to understand.

From a medical standpoint, there is no level of alcohol use that is completely safe, as studies have shown harms even with light drinking.

If my patient drinks daily, I advise that they reduce their drinking. If they can’t reduce their drinking despite trying, I offer treatments to help cut back or stop: [...]