Over the last six months, Lt. Gov. Dan Patrick has built his case against THC products, claiming in press conferences, podcast episodes and social media posts, that the drug is proliferating without safeguards, driving young people to suicide, creating lifelong addicts, and altering users’ brains completely.While THC users and industry groups have panned those claims as exaggerated, national experts say health concerns regarding THC products are not without merit.Epidemiological and medical research conducted since the widespread legalization of THC across the United States has nuanced findings about THC’s safety, particularly with high-potency products and teenage users.'It's not black and white,