This is an update to our last episode on alcohol. New research has been accumulating suggesting that perhaps even a glass a day of alcohol is not beneficial. For instance, the new Canadian guidelines say that zero alcohol is the safest amount of alcohol. Today, we revisit the topic with Professor Mariann Piano, Senior Associate Dean for Research, Postdoctoral Fellowship Director at Vanderbilt University.

A cocktail with your friends, a glass of wine after work, a beer at a barbecue–alcohol is everywhere. Undoubtedly, it’s been an integral part of our society for thousands of years. But when it comes to its effects on our health, results can feel more mixed than your favorite margarita. Is alcohol a “poison,” or maybe, in moderation, is it actually ok, or even good for us?