If Island Pharma’s drug keeps delivering, it could fast-track approval. And in a world with millions of dengue cases a year, ...

What to know: Dengue is spread by Aedes mosquito bites. Most cases are mild, but severe symptoms like bleeding from the nose ...

Dengue is spreading in parts of the U.S. like California, Texas and Florida. Climate change and limited vaccine access raise ...

Symptoms often begin within two weeks of being bitten by an infected mosquito and last about two to seven days. In some cases, dengue symptoms can worsen within hours.