Study Background The purpose of this research study is to examine the relationship between PTSD symptoms and cannabis use in military veterans. During this study, researchers will examine the data they receive from veterans through surveys, data from their phones, fitness devices, and engagement with a new mobile app to better understand how PTSD and substance use are connected. Participating in this research study may help researchers make continued improvements to this new app for veterans. Your participation may also help improve treatments and care plans for veterans with PTSD and/or substance use. Further research today and join our compensated study! |