Contagious Diseases

The third person ever recorded to have contracted H3N8 bird flu has died in China, with all three infected people having been exposed to live poultry.

The U.K. Health Security Agency has discovered a genetically distinct strain of monkeypox in someone who recently travelled to West Africa.

An epidemiologist who studies monkeypox said "we cannot make the mistake again" of thinking a virus in a different part of the world won't affect us at home.

Many took to Twitter to express their frustration at not being able to book the highly sought-after monkeypox vaccine.

Although it remains rare, monkeypox poses a particular risk to babies and young children and public health officials are adjusting their guidance accordingly.

The WHO has reiterated that although monkeypox is spreading, it is very different from COVID-19.

Global.health has developed a map that shows the progress of monkeypox cases, both confirmed and suspected, across the world.

One Russian state TV host claimed that all nations that have reported cases of the monkeypox virus are sending weapons to Ukraine.

An R number is a label scientists give to viruses that refers to how many people one infected person will give the virus to on average.

The highly infectious avian flu has been found in backyard and commercial poultry flocks, including broiler chickens and turkeys in 17 states.

N95 masks are among the respirators that are approved by the U.S. National Institute for Occupational Safety and Health.

The Delta variant has caused more breakthrough cases in vaccinated people than other strains. Experts told Newsweek what this means for future mutations that may be even more contagious.

There have been 87 outbreak-associated cases reported in Utah.

The global health community is responding to the death of a health care worker from the Marburg virus, a highly infectious disease that is "clinically similar" to Ebola

Freelance cameraman who was tested Thursday will be airlifted to the U.S. for treatment

Isolating countries in west Africa that have experienced an outbreak of the disease in order to prevent it from spreading here would be "quick, simple -- and wrong," the director of the CDC said in a press briefing Thursday.

For the Ebola outbreak to end in six to nine months, a "massive" global response is needed

Doctors are among the 660 people who have died from the Ebola outbreak.

Sheik Umar Khan, 39, has treated more than 100 victims