9-year - old Michael Yust died after contracting Naegleria fowleri . The amoeba can enter the nose , central nervous system and brain . Only three out of 130 infected people have survived over the past five years . Kansas health officials suggest wearing ear plugs in fresh water .
9-year-old Hally Yust died after contracting Naegleria fowleri . The amoeba can enter the nose , central nervous system and brain . Only three out of 130 infected people have survived over the past 50 years . Kansas health officials suggest wearing nose plugs in fresh water .