Amid growing outbreaks, Americans traveling abroad should use insect repellent and protective clothing to prevent chikungunya ...

A vaccine against a deadly disease that affects young elephants is shown to be effective in a world-first trial.

You called in sick yesterday because you thought you had the flu, but today you feel even worse. You have heavy bleeding and delirium because you’ve got one of the world’s most deadly viruses. What ...

First imported cases of the Oropouche virus; authorities urge the population to seek immediate medical attention in case of ...

A year ago, Rwanda faced its first outbreak of Marburg virus. Dr. Tsion Firew remembers how scared she was — and how that ...

What's the world's most dangerous animal? Surprise, it's not bears. There are 47 types of this animal in Vermont, and some transmit diseases.

What's the world's most dangerous animal? Surprise, it's not bears. There are 54 types of this animal in Connecticut, some ...

Dr. Tsion Firew, an emergency physician in Kigali, recalls the terrifying early days of Rwanda's Marburg outbreak and how she ...

Scientists have issued an urgent warning after mosquitoes capable of spreading three deadly tropical diseases ... these ...

There's an animal in New Hampshire that's more deadly than any bear or moose, and there are more than 40 types of it here. How to protect your home, family.

The “kissing bug” disease is spreading—and don’t be fooled by the charming name. Also known as Chagas disease, it is a tropical illness caused by the parasite Trypanosoma cruzi and spread by insects ...

Three different species of kissing bugs found in Texas. Photo by Gabriel L. Hamer with Texas A&M University. A parasitic disease, which can be fatal, is spreading through an insect in the United ...