For decades, the government has advised that all babies be vaccinated against the liver infection right after birth.
A South Lake Tahoe resident has tested positive for plague, after it is believed they might have been bitten by an infected flea while camping.
A new food safety alert urges consumers to avoid specific frozen sprouted beans after an outbreak of Salmonella infections across multiple states.
The outbreak, which includes at least 17 people in 13 states, began last August.
Hantavirus, the virus which causes hemorrhagic fever with renal syndrome and human pulmonary syndrome, transmitted from rodents, 3D illustration
While many people are probably suffering from allergies in the spring blooms, others are fully getting sick. Saint Mary's Regional Medical Center says they're seeing quite a few respiratory illnesses such as influenza.
The Vatican says Pope Francis has developed bilateral pneumonia, after new tests showed a further complication in his condition.
UNAIDS Executive Director Winnie Byanyima warned that millions of people could die and more resistant strains of the disease could emerge.
There are now seven herds in Nevada affected by avian flu. Six of those are infected with a new variant.
The death was reported in an older person in Colorado, and one child has been hospitalized with severe kidney complications.