Doctors found a flesh-eating worm in a Maryland resident but it's not the time to panic. The screwworms hitched a ride to the U.S. from El Salvador and overall risk to public health is low.

By Grace Abels, PolitiFact

A person in the U.S. who traveled to El Salvador has been diagnosed with New World screwworm. It's the first reported U.S. case tied to travel to a country with a current outbreak.

By Mike Stobbe, Associated Press

Kennedy had been suffering from cognitive difficulties. Doctors initially suspected that he had a brain tumour, but it turned out to be a parasite infection – specifically, a pork tapeworm larva lodged in his brain.

By Adam Taylor, The Conversation

A new treatment for sleeping sickness, a neglected disease found in remote communities in Africa, is being developed through an innovative partnership.

By Talea Miller