KAKALE MASSA, Chad — Martoussia, the celebrity of the moment in this remote African fishing village, pants heavily under the awning where he lies chained. Still, he remains calm and sweet-tempered as ...

For the past few years, the world has been on the edge of one of the biggest medical triumphs of modern history: Wiping out a horrific parasite from the face of the Earth. In the early '80s, there ...

Dog Deworming Decoded: How Often, How Much, and How to Do It Right!: By Sudeshna Paul Every dog parent has that one random moment. The dog’s rolling in the grass like a joyful gremlin, and suddenly ...

A decades-long push to make Guinea-worm disease the first parasitic infection to be wiped out is close to victory. But a mysterious epidemic of the parasite in dogs threatens to foil the eradication ...

Heartworm -- a worm that can take up residence in a dog’s heart, blood vessels, and lungs-- might seem like an unlikely threat to your pet. But it’s not uncommon.: It's been found in all 50 U.S.