Trauma doesn't just affect the person who originally experienced it. It can also be passed down to their children and grandchildren. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: / scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Inerri, D.A. Noe, Charles Southerland, Fatima Iqbal, سلطان الخليفي, Nicholas Smith, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George ---------- Looking for SciShow elsewhere on the internet? Facebook: / scishow Twitter: / scishow Tumblr: / scishow Instagram: / thescishow ---------- Sources: http://www.biologicalpsychiatryjourna... http://www.sciencedirect.com/science/... http://ajp.psychiatryonline.org/doi/a... http://www.chicagotribune.com/lifesty... https://www.nature.com/scitable/topic... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.ncbi.nlm.nih.gov/pmc/arti... http://onlinelibrary.wiley.com/doi/10... https://www.ncbi.nlm.nih.gov/pmc/arti... http://www.nature.com/neuro/journal/v... https://www.researchgate.net/publicat... http://jamanetwork.com/journals/jamap... https://www.researchgate.net/profile/... https://www.researchgate.net/profile/... https://www.ncbi.nlm.nih.gov/pmc/arti... https://commons.wikimedia.org/wiki/Fi...