Are Parasites Demonic? Cats?

Are you a cat owner? Flu symptoms? Have you been tested?
"A blood test that detects antibodies against the parasite in a person's blood, specifically looking for immunoglobulin G (IgG) and immunoglobulin M (IgM) antibodies to determine if someone has been infected with T. gondii, either recently or in the past." https://www.testing.com/tests/toxoplasmosis-testing/