Chinese researchers have identified a key mutation in the Ebola virus that may explain why one of the deadliest outbreaks in recent history spread so widely and persisted for so long. Their findings ...

We're keeping an eye on new influenza and SARS-CoV-2 viral variants. Here's what we know about those viruses—and your immune system's ability to fight back. According to the U.S. Centers for Disease ...

LONDON — A newly-discovered mutation of the delta variant is being investigated in the U.K. amid worries that it could make the virus even more transmissible and undermine Covid-19 vaccines further.

The World Health Organization and the Centers for Disease Control and Prevention have both designated beta as a “variant of ...

LA JOLLA, CA—We’re keeping an eye on new influenza and SARS-CoV-2 viral variants. Here’s what we know about those viruses—and your immune system’s ability to fight back. What is the influenza ...

Hopefully, you have already received your seasonal flu vaccine this year. These shots are highly effective at preventing illness, ultimately lowering the spread of the virus throughout the population.

The BA.3.2 strain, nicknamed Cicada, is still at low levels in the U.S. but could be especially contagious. Public health authorities are monitoring a new coronavirus variant BA.3.2, dubbed Cicada.

BUSIEST TIME OF THE YEAR FOR HOME SALES. FIVE ON YOUR HEALTH THE CDC MONITORING A NEW COVID VARIANT THAT HAS ALREADY BEEN REPORTED HERE IN MASSACHUSETTS. IT’S CALLED THE CICADA VARIANT. RIGHT NOW.

Today, coronavirus behaves more like other respiratory viruses, with limited fluctuations in infection levels, and the population's overall immunity has reduced the risk of major waves of transmission ...

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...