Many are invisible to the human eye, such as the malarial parasite, but some worm parasites can reach over 35 centimeters in length. Parasites are not a disease, but they can spread diseases.

A worm-like parasite lived in a woman's eye for two years, and doctors believe it entered her body after she ate crocodile meat. The infected 28-year-old woman, from the town of Basankusu in the ...

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, another ...

In this case, a parasite had embedded itself under the conjunctiva, or clear outer membrane, of the patient's left eye. There, it had grown to about 0.4 inch (10 millimeters) long. You may like ...

Parasites Bury in Woman's Eye After She Went Swimming in Contact Lenses: 'Most Pain I've Ever Experienced' ... from celebrity news to compelling human interest stories. Close.

Experts from University of Kent found in cryptosporidium in 17 per cent of supposedly ready-to-eat vegetables purchased from supermarkets.

Armillifer grandis is a parasite known to infect humans in Africa. In a medical first, doctors discovered a rare parasite living in a woman's eye for two years, and the reason behind this extreme ...

A New York woman, 53, was left blind in one eye after wearing contact lenses in the pool, leading to her contracting a parasite, acanthamoeba keratitis (AK), that causes damage to the cornea.