Public Health Officer Jarett Beaudoin said Monday that test positivity rates for the flu reached 14.5% in early February, the highest rate seen in the last three years in Butte County, and ...

Progressive multifocal leukoencephalopathy (PML) is a rare but serious brain infection. It gradually destroys brain tissue ...

This article originally published at Avian flu suspected for causing bird deaths in Orange County, preliminary tests show.

People in Canada have a new, less invasive way to test for HIV at home, following Health Canada's approval of an oral ...

As population immunity continues to grow, understanding how immune responses influence both disease outcomes and viral evolution has become increasingly important.

Blood tests revealed that the beverage elicited an immune response, according to preliminary research. But far more safety ...

New treatment approach could be an effective and less costly alternative to traditional immunotherapies ...

Investigators have identified patients who tested positive for the Epstein-Barr Virus 9 years after they were diagnosed with MS, challenging the prevailing notion that the virus precedes MS.

With only a snort a week, a new drug might keep patients safe from several viruses — and the University of Maryland is ...

Because measles is so contagious, experts say that vaccination rates need to be above about 95 percent to stem the spread of ...

Ave Maria University says a measles outbreak on campus has involved 48 students who are no longer contagious and five more ...

A sequencing study conducted in Uganda reveals that one in four people has been exposed to a deadly hemorrhagic virus.