African eye worms can grow up to 7 centimeters long, making them probably the biggest parasite to visit our eyes. But, while alarming, these worms typically cause very little damage to the eye.

The worms pose a risk of "transmission to humans and domestic animals," according to a new research paper published in the Centers for Disease Control and Prevention's Emerging Infectious Diseases ...

“Cases of eye worm parasitic infections are rare in the U.S., and this case turned out to be a species of the Thelazia that had never been reported in humans,” said Richard Bradbury, Ph.D ...

Parasitic Worms Found in a Woman's Eye—First Case of Its Kind. An Oregon woman’s infection marks the first time on record that an eye worm species normally found in cattle has been seen in humans.

Imagine looking into your irritated eye for a pesky eyelash, only to pull out a translucent, wiggling worm nearly a half inch long. “I looked at it, and it was moving,” recalled 28-year-old ...

These tiny worms live in eyes, feed on tears and could transmit to humans The worms have previously been found in pets in the U.S. Now, the discovery of the worms in a black bear has prompted ...

Worms in people's eyes. The Centers for Disease Control and Prevention ... This became proof that human eyes were perfectly suitable environments for a male and female worm to mate and reproduce.

The woman, Abby Beckley, was diagnosed in August 2016 with Thelazia gulosa. That's a type of eye worm seen in cattle in the northern United States and southern Canada, but never before in humans.

Abby Beckley, 28, is the first human in history to become infected with Thelazia gulosa, a rare eye worm that, up until now, had only been found in cattle ...

This species of eye worm has been known to infect cows in North American since the 1940s, but it remains unclear why doctors are only now seeing human cases, the report said.

The worms are transmitted by infected flies, which pass them to animals and potentially humans by landing near their eyes and feeding on their tears, according to the CDC.In serious cases, they ...