A computer, its components, and its related equipment. Hardware includes disk drives, integrated circuits, display screens, cables, modems, speakers, and printers. Compare software.
In people with weakened immune systems, especially those with AIDS, symptoms of toxoplasmosis are often brain-related and severe. Also, if toxoplasmosis affects the eyes of a person with a weakened immune system, there may be blurred vision, spots in the field of vision, eye pain and extreme sensitivity to light.
The parasite Toxoplasma gondii is mostly known for causing the disease toxoplasmosis. The only known definitive hosts (hosts in which a parasite reproduces sexually) for Toxoplasma are felids, such as domestic cats and their relatives.