Herd immunity is important because it defines when a whole community is protected. That includes people who haven't caught the disease, people who had the illness and recovered, and people who got a ...

Flu activity has surged in many parts of the Northern Hemisphere, driven primarily by a newly emerged H3N2 strain known as ...

“Unless you are seriously ill, you don’t need to be tested for the coronavirus.” These were the first words I heard today from the Presidential leadership team as I walked in the front door this ...

Survivor’s Rizo "Rizgod" Velovic revealed to E! News a key portion of the season 49 finale that fans didn’t see: how upset ...

Researchers are striving to understand the impact a phenomenon known as original antigenic sin has on immunity to the virus.

More than 9 in 10 elementary school students in Mecklenburg County are vaccinated, but that’s still below the threshold needed for immunity.

With vaccination rates declining, new preliminary data from the CDC shows that 2025 is the worst year for measles cases in ...

More than 1,900 people, mostly children, have been sickened by measles in the U.S. in 2025. The outbreaks are moving the country toward losing its measles-free status by early next year ...

Is the Lakers’ poor defense holding them back? | The Herd Luka Doncic scored 35 points and LeBron James scored 19 points, but it wasn’t enough for the Los Angeles Lakers to beat the San Antonio Spurs ...

Sign up for essential news for the Fort Worth area. Delivered to your inbox — completely free. All school districts in Tarrant County saw an increase in students ...

Iron is stored in red blood cells that live for about 120 days before being recycled in the body. Circulating iron in the blood is quickly available but remains in the system for only a few hours.

Herd Hierarchy for Week 14: Eagles plummet, Bears rise, Who is on top this week? | The Herd Colin Cowherd lists his power rankings entering Week 14 of the 2025/26 NFL season, including the Chicago ...