Should Parents Be Concerned That Teens Are Using Cannabidiol (CBD)?

Recently, on a trip to New York City, my daughter and I had brunch at a well-known eatery in the Meat Packing District. As we waited for our huge plates of pancakes and eggs to arrive, I noticed a sign on the table. “Put CBD in your coffee” was in bold red letters, right next to the sugar packets and extra napkins. Though I had already ordered a Bloody Mary (hey, it was Sunday and that’s what you do at brunch, right?), I was curious.

Before that morning at brunch, I knew very little about can...