How dangerous are the parasites lurking in your cat's poop?

Story highlights

  • Cats can shed a parasite called Toxoplasma gondii in their feces
  • If a pregnant woman becomes infected, the fetus is also at risk of infection
  • Studies are now linking the parasite to schizophrenia

(CNN)Pregnant women are advised to avoid many things, including alcohol, smoking and even their cat's litter box. More than 90% of obstetricians and gynecologists in the United States caution patients about handling cat litter during pregnancy, according to a