Bincike ya tabbatar da cewa rashin iya kawar da al'adun shan sigari na iya yin tarayya da tsararren kwayoyin halitta. Masana kimiyya sun lissafta abubuwan haɗin gwiwa waɗanda ke tantance yiwuwar zama masu shan sigari.
Mahalarta taron sun zama kusan kusan New Zealanders dubu, wannan bai wuce shekaru 38 ba. Ya juya cewa wadanda bayanan sirri da ke gudana a cikin kansu dawakai su sha, sai suka fara shan taba, da kuma kyayar kowace rana. Kuma da shekaru 38 sun kasance masu saurin kamuwa da nicotine kuma sun gwada fiye da sau ɗaya don ƙulla, amma ba tare da nasara ba, in ji shi ba da nasara, ya rubuta plavdaChi.ru.
Ya kamata a lura cewa kwayoyin ba ya haifar da shan taba a karon farko. Koyaya, a kan waɗanda aka riga aka riga aka kamu da sigari, kuma ya zama da mahimmanci - haɗarin zama masu shan taba sigari bayan haɓakar farko yana ƙaruwa sosai.
Yana da sha'awar cewa waɗanda suka taɓa shan sigari ɗaya ko biyu kowace rana suna da karami kwayoyin cuta don shan sigari fiye da masu sa kai, waɗanda ba shan taba kwata-kwata. Amma matasa tare da tsinkayar cututtuka na shan sigari a kwata fiye da takwarorin shan taba sigari suna karkatar da su zama masu shan taba sigari a rana da shekara 18.
"Tasirin hadarin halittun da alama yana iyakance ga mutanen da suka fara shan taba a samartaka," Notes marubucin Dr. Daniel Belsy daga Jami'ar Duke. "Wannan yana nuna cewa nicotine yana shafar kwakwalwar matasa ko ta yaya."