How does cannabis use relate to psychiatric problems, everyday functioning, and treatment engagement in U.S. military veterans with PTSD symptoms? – Melanie L. Hill, Ph.D., Sonya B. Norman, Ph.D., & Robert H. Pietrzak, Ph.D., M.P.H.

What we know   Use of cannabis products among American adults has risen substantially over the past two decades (Hasin et al., 2015), and Americans increasingly perceive cannabis use to be safe (Compton et al., 2016). Along with these changes, states have passed...