Vaping Cannabis and Self Reported Anxiety and Depression Go Hand in Hand How Vaping Nicotine and THC May Increase Depression, Anxiety in Teens Vaping is often advertised as harmless, but it has serious health effects, including worsening mental health. As expert Laura Crotty Alexander, MD, UC San Diego, explains to host Erika Moseson, MD, MA, Vapes Are 'Depression Sticks' in Truth Initiative's New Campaign Muse by Clios