I can, but I can also tell you that it has helped me personally as well as many of my friends. Weve all had some serious trauma and discuss this topic constantly. As far as data, this is where you can purchase the entire paper posted by Andrea Samson, postdoc for Stanford, circa 2011. https://www.tandfonline.com/doi/figure/10.1080/02699931.2011.585069?scroll=top&needAccess=true However, should your journey for statics not be significant enough to drop that amount of money, here is an article posted by Stanford itself, discussing it in abstract: https://news.stanford.edu/news/2011/august/humor-coping-horror-080111.html It heals, man. It heals for reals. I hope you find a way to heal too.