Imagine the shock of your baby being born with a swollen brain, blindness and debilitating seizures. Now imagine learning that these devastating conditions could have been prevented if you took a simple test for the common parasite Toxoplasma gondii^[1].

Toxoplasma can be picked up anywhere an infected cat has defecated, such as the litter box, sandbox, garden or yard. Other routes of infection include consumption of contaminated...