Ka cika wannan jumla: Rashin barci ya zama ruwan dare gama gari kuma yana iya kawo sakamako mai tsanani ga waɗanda abin ya shafa da kuma tattalin arziki da kuma wasu sakamako ga jama'a. Hukumar Tsaro ta Kasa ta Amurka, a cewar Dr. Charles Czeisler, memba na Cibiyar Magunguna kuma Daraktan Ma'aikatar Kula da Magunguna ta Jami'ar Harvard a Brigham da Asibitin Mata, ya gano cewa babban dalilin (31%) na mutuwar-zuwa-mai tuki da manyan motoci masu haɗari yana da gajiya (duk da cewa ba a haɗa kai tsaye da rikicewar barci ba, kamar su barci barci), tare da kwayoyi da barasa a matsayin lamba biyu (29%). Rashin bacci ma ya kasance muhimmiyar mahimmanci a cikin hadari mai ban mamaki, irin su Exxon Valdez oil spill, da abubuwan da suka faru a Chernobyl da kuma
Three Mile Island da kuma fashewar jirgin sama mai suna "Challenger".