CBD is the rave, everywhere. There are products to apply topically, it can be ingested in about a million different ways, and it has become all the rage with users hailing its therapeutic effects for use on everything from mood and stress to pain. Anecdotally, plenty of people have gone to bat for its benefits. But scientists are still trying to nail down exactly how it helps the body. Business Insider, always quick with an explanation, breaks down exactly what CBD oil is in this interesting take the outlet posted to its YouTube page.