Though infections tend to be found in southern states, Naegleria lives almost everywhere in lakes, hot springs, even dirty swimming pools, grazing6 off algae7 and bacteria in the sediment8.

• 虽然南方各洲易发生感染，但其实阿米巴原虫生存在任何地方，例如湖泊、温泉、甚至是肮脏的游泳池、藻类中和沉积物里的细菌，都可见其踪影。