Toxoplasmosis is a parasite, which is almost universal, in cats; and can be transmitted to people, particularly the very young and those with immune dysfunction. Some mental illnesses have been tied to toxoplasmosis, particularly those involving reckless behavior and explosive anger. Pregnant women are warned to avoid litter boxes during pregnancy, because toxoplasmosis can cross the placenta and invade the fetal brain, to cause epilepsy, regressive developmental disorders, and microcephaly. Toxoplasmosis can have different manifestations in different patients, based on the…..