Global efforts to eliminate lymphatic filariasis are based on the annual mass administration of antifilarial drugs to reduce the microfilaria reservoir available to the mosquito vector.

When parasitic worms make it into a scrotum, they have a ball—and dance like nobody’s watching. But in a hospital in New Delhi, India, doctors were watching. And they caught the dangling disco on film ...

Onchocerciasis, which is also known as river blindness, is an infectious condition of the skin and eyes that is caused by the parasitic worm Onchocerca volvulus. Onchocerciasis is transmitted by the ...