An aggressive breed of mosquito found in the Portland metro area about five years ago is spreading, boosting the risk of spreading disease along with it.

Old mosquitoes usually spread disease, so Australian researchers figured out a way to make the pests die younger — naturally, not poisoned.

Officials at GAVI, formerly known as the Global Alliance for Vaccines and Immunization, announced they have prioritized vaccines for cervical cancer, cholera, typhoid, meningitis A, rabies, Japanese encephalitis and rubella.

Researchers have identified seven possibilities for the next generation of mosquito repellant, some of which may work several times longer than the current standard-bearer, DEET.

Naomi Campbell wants to give blood to help fight a dengue fever epidemic, but Brazilian officials won't take it yet.

A top government health official said Wednesday that climate change is expected to have a significant impact on health in the next few decades, with certain regions of the country - and the elderly and children - most vulnerable to increased health problems.

To help shoppers avoid mislabeled toxic pufferfish and pilots steer clear of birds, federal agencies are starting to tap into an ambitious project that is gathering DNA "barcodes" for the Earth's 1.8 million known species.