Long-acting antiviral medications are transforming HIV prevention and care, requiring only minimalistic dosing. But as the use of lenacapavir expands, scientists are probing a critical question: If ...

“Once you get exposed to measles, the incubation period can be up to 21 days,” Dr. Erica Kaufman West, director of infectious diseases in the department of science, medicine and public health at the ...

The deadly tick-borne virus Powassan has emerged for the first time in Delaware, alarming state health officials.

The deaths of 72 tigers in two animal parks for tourists in northern Thailand shouldn’t be a major concern for the public, ...

As more outbreaks of HPAI are confirmed in South Korea’s poultry flocks, further cases in domestic and wild birds are also reported widely across Asia.

The last few decades have revealed that rhinovirus infections are behind a staggering number of asthma attacks, and for people with chronic obstructive pulmonary disease (COPD), they are a leading ...

DENVER — Pritelivir, an investigational antiviral drug for herpes simplex virus, demonstrated “superior efficacy” in healing lesions in immunocompromised patients, according to results of a phase 3 ...

Scientists found an unexpected viral hitchhiker lurking inside a common gut bacterium – and it was twice as prevalent in people with colorectal cancer.

New findings published in the journal Cell about the Andes virus, a hantavirus endemic to the southwestern U.S. and other ...

After a year of the worst measles outbreak in decades in the United States, Ohio continues to grapple with its own outbreaks ...

Spain has informed the World Health Organization of a possible infection with the swine flu virus in its A(H1N1)v variant that may have been transmitted between humans, a health official in ...