cbd? what's that?

Lots of Cannabidiol (CBD) products at this summer’s NACDS.  Why is this Hemp-derived product so popular? CBD is not addictive and does not cause a high. It appears there may be numerous health benefits according to Harvard Medical School. 

https://www.health.harvard.edu/blog/cannabidiol-cbd-what-we-know-and-what-we-dont-2018082414476

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