CDC crypto parasite—Beware before taking a dip in that public pool. A disease called crypto parasite in on the rise in US swimming pools. A parasitic infection, crypto causes diarrhea and is often transmitted by exposure to excrement.
The rate of people getting sick with Cryptosporidium, a parasite, has soared 13 percent since 2009, with more than seven thousand cases registered in the last decade, warns a new report from the CDC.