Ka taƙaita labarin:  (CNN) Shin wani gwajin jini mai sauki wata rana zai iya fada idan kuna da kwayar halitta ga rikicewar rikicewar rikice-rikice? Wannan shi ne abin da wata ƙungiyar masu bincike ta duniya ke fata bayan sun sami alamar kwayar halitta da ke da alaƙa da PTSD a cikin jinin Marines da aka kafa a yankunan rikici. "Za mu ɗauki jinin kuma mu sami hanyar yin wannan da sauri kuma mu fara ware wanda yake da haɗari sosai da kuma wanda yake da ƙarfin jimrewa da PTSD", in ji babban mai bincike Dokta Dewleen Baker na Jami'ar California-San Diego. "Abin farin ciki ne". PTSD na iya faruwa bayan nau'ikan rauni da yawa: fyade, azabtarwa, cin zarafin yara, bala'o'i na yanayi da mota, jirgin sama, da jirgin ƙasa, don ambata kaɗan. A cewar kungiyar PTSD Alliance, fiye da Amurkawa miliyan 13 suna da PTSD kuma kudin da al'umma ke kashewa ya kai biliyoyi. Mata sun fi maza saurin kamuwa da wannan cuta sau biyu. Alamomin sukan taru a cikin yankuna uku:. • Sake tuna abin da ya faru ta hanyar mafarki mai ban tsoro ko hotuna masu rai, tare da matsanancin martani kamar girgizawar da ba za a iya sarrafawa ba, sanyi ko bugun zuciya. • Guje wa tunatarwa game da abin da ya faru, gami da zama cikin nutsuwa da nisantar da kai daga abokai, dangi da ayyukan yau da kullun. • Kasancewa da damuwa, saurin firgita, damuwa, fushi, ko samun wahalar bacci ko maida hankali. Kamar yadda mutum zai yi tsammani, waɗanda suke aikin soja ne suka fi shan wahala. Ma'aikatar Harkokin Tsoffin Sojoji ta kiyasta cewa kashi 30 cikin dari na dukkan tsoffin sojan Vietnam sun sha wahala daga PTSD. Daga cikin dakarun da aka tura zuwa Iraki da Afghanistan, PTSD na iya kaiwa kashi 20% a kowace shekara. Amma me ya sa baƙin ciki mai tsanani yake jawo PTSD a wasu mutane amma ba wasu ba? Ra'ayin cewa ƙwayoyin halittunka suna da matsayi a yadda za ka iya samun PTSD ya zama sanannen abin da aka mai da hankali a kai a bincike na baya bayan nan. Masana kimiyya sun gano kwayoyin halittar da ke taimakawa wajen daidaita yanayin tsoro a cikin beraye. Rashin sinadarin kwakwalwa mai sarrafa tsoro da ake kira gastrin-releasing peptide ya haifar da karuwar tsoro a tsakanin masu tsinkaye. A wani binciken, beraye ba tare da furotin da ake buƙata don samar da "ƙwaƙwalwar tsoro" ba su da wataƙila su daskare kuma sun fi...
Fiye da Amurkawa miliyan 13 suna da PTSD. Kwayoyin halitta suna da kashi 30% na haɗarin. Tsarin garkuwar jiki yana taka rawa a cikin haɗari da juriya.