 Manyan masu bincike sun ce wan na iya sa a gano ciwon daji, tarin fuka, HIV da zazzaɓin cizon sauro da wuri ga marasa lafiya a ƙasashe masu ƙarancin kuɗaɗen shiga, inda adadin warkewa na cututtuka kamar sankarar nono zai iya kasancewa rabin na ƙasashe masu arziki. 