Some parasites can infect human eyes. Without treatment, these infections can lead to eye pain, vision problems, and in some cases, blindness. Parasites are organisms that live in, or on ...

These worms are incredibly small, no bigger that the very tip of your finger. They stick to the eyes of cattle or other animals (like outdoor pets) to grow and reproduce. Humans have been safe ...

Scientists have found over a dozen parasitic worms in the eyes of a black bear, renewing fears that humans could face an emerging danger from the tiny worms that can cause blindness. The black ...

An Oregon woman is the first known human to be infected with a kind of eye worm thought to only exist in cattle, leading scientists to speculate that Americans may be vulnerable to the parasite. (CN) ...

As a pair, the worm’s eyes weigh about 20 times as much as the rest of the worm’s head, and appear like two giant red orbs are strapped to its body. If human eyes are as proportionally large ...