Maricopa County reports its first West Nile death of 2026 as cases rise. What health officials say about risk and prevention.

Hotter, wetter El Niño conditions could increase mosquitoes, no-see-ums and other biting pests across Florida this summer.

This year’s first detected presence of West Nile virus in Illinois has been reported in Wilmette, after a mosquito sample ...

The head of the United Nation's HIV agency has warned that the end of U.S. funding will cost lives.

Congolese authorities report a large daily increase in Ebola cases as the virus without a approved medicine or vaccine spreads rapidly. On Sunday, the Ministry of Health confirmed 72 new ...

Whenever Ebola comes, some of those stricken choose the road to the nearest hospital. Others take the path to the shrine of a traditional healer who can prescribe herbs or ...

Scientists say 13,000 southern elephant seal pups on Heard Island have died of the H5N1 strain.

Pseudorabies, a disease that primarily impacts swine, is again considered eradicated in Iowa, after the Iowa Department of Agriculture and Land Stewardship confirmed a spring outbreak did not spread t ...

AI is unpopular in the West and climbing up the political agenda. The fiercest fights so far have been in America, where ...

The current outbreak of Ebola virus disease caused by Bundibugyo virus in DR Congo and Uganda is not only a biomedical emergency, but a test of whether global health diplomacy can be made operational ...

A month after Ebola was detected, the epidemic in eastern Congo is already three times bigger than any previous outbreak of ...

The ability to quickly manufacture vaccines that closely match the latest flu strains could prevent thousands of hospitalizations.