An san kuma bayyanar da ionizing radiation don ƙara yawan ciwon daji na gaba, musamman cutar sankarar bargo . An fahimci tsarin da wannan ke faruwa da kyau, amma ƙididdiga masu ƙididdigewa suna tsinkayar matakin haɗari sun kasance masu jayayya. Mafi kyawun samfurin da aka yarda da shi ya nuna cewa abubuwan da suka faru na ciwon daji saboda ionizing radiation yana karuwa a layi tare da tasiri mai tasiri a cikin adadin 5.5% a kowace sivert ; idan daidai ne, asalin yanayin radiation shine tushen mafi haɗari na radiation zuwa lafiyar jama'a, sannan kuma hoton likita a matsayin kusa da na biyu.[ana buƙatar hujja], yawancin cututtukan da ba su da haɗari ba su ne cututtukan fata wadanda ba melanoma ba wanda ke haifar da radiation ultraviolet (wanda ke kan iyaka tsakanin ionizing da rashin ionizing radiation). Rashin ionizing mitar rediyo daga wayar hannu, watsa wutar lantarki, da sauran makamantansu an bayyana su a matsayin yiwuwar kamuwa da cutar sankara ta Hukumar Lafiya ta Duniya ta WHO don Bincike kan Ciwon daji , amma haɗin gwiwar ya kasance ba a tabbatar da shi ba.