‘Behind the 8 Ball:’ How Research is Trying to Catch Up on Cannabis and Kids

About one-third of 12th graders across the country reported using marijuana over the past year, according to a study released March 12.During that same period, about 11% of 12-grade students reported using a lesser-known product, delta-8-THC, a psychoactive substance typically derived from hemp. It can produce a fuzzy, euphoric high similar to — but typically milder than — the THC effects delivered in cannabis.