People who are immunocompromised may have more severe symptoms and take longer to recover. Several types of worms may appear ...

You may have no symptoms at all ... Lice are considered parasites because they feed on human blood. Maybe lice aren't exactly terrifying, but they are annoying and can strike fear into some ...

Ms Badolé suffers from loiasis, a chronic filarial disease caused by the Loa loa parasite, also known as the African eye worm ...

Never mind allergies, scientists are investigating the more dramatic theory that parasitic worms could improve the symptoms of or even cure debilitating diseases in humans. Some researchers think that ...

Trypanosomes are parasites that cause sleeping sickness, Chagas disease, and various animal diseases. Diagnosis and treatment remain complex and no effective vaccine has been developed. A better ...

Another parasitic worm, Clavinema mariae, which doesn't cause illness in humans, increased its numbers eight times in local English sole since the 1930s. Wood says that normal public-health ...