A 35-year-old Indian man who couldn't urinate learned his problem was being caused by a horrifying worm that can grow up to a metre in length inside the human body. Disturbing images published by ...

There are two types of human intestinal parasites, protozoa – single-celled organisms that can multiply inside the human body – and helminths, organisms such as tapeworms, roundworms and ...

So far, no preventative vaccination against malaria exists, and its control depends heavily upon antimalarial drugs that kill parasites inside the human body. Malaria has been noted for more than ...

OSAKA--The parasite ... the body's self-defense system, humans can become infected repeatedly. Three years ago, the researchers realized that when plasmodium infects human red blood cells, it ...

Human infection ... leech living inside his throat. The stomach-churning discovery was made at a hospital in Vietnam in March 2024, where the man was found to have the parasite lodged inside ...