As of the end of September of this year, there have been 124 cases of dengue fever, with only three last year.And although cholera, long exterminated, has not yet reappeared, recently disease prevention agencies have discovered non-viral cholera bacteria in aquatic products from Kaohsiung and Hualien.
而絕跡已久的霍亂，今年雖尚未重現，但是檢疫單位前些時候，曾分別在花蓮、高雄等地的水產品中，檢出無毒的霍亂弧菌。