Early in his career as an exercise physiologist, David Nieman taught a “marathon” course at Pacific Union College. He was a marathoner himself, eventually accumulating 58 marathon finishes, and his ...

As the coronavirus spreads, we are hearing about how to reduce exposure and take care of ourselves if we get sick. These are important tips, but we're not hearing much about how we can boost our ...

Covid-19 was never just another cold. We knew it was going to stick around and keep changing to try to get the upper hand on our immune systems. But we've changed, too. Our B cells and T cells, ...

Protecting yourself from sickness has become a top priority for many people right now. Whether you're trying to steer clear of the novel coronavirus or germs in general, there are a few simple things ...

Herd immunity is the name for a point in time when it's hard for a disease to spread through a group of people. The idea of herd immunity works for some diseases, such as measles. But it's a harder ...

An infectious disease specialist took the time to explain what herd immunity is, how it works and when it might affect the spread of COVID-19. Dr. Frank Esper works for the Cleveland Clinic Children's ...

The immune systems of some people who have not been exposed to the novel coronavirus could have some familiarity with the pathogen -- possibly helping to reduce the severity of illness if that person ...

How the antibody map was created The team analyzed more than a thousand three-dimensional structures of antibodies bound to the virus's spike protein, the main target for immune recognition, and ...

Experts are hoping the answer may be found in kids. As we continue to learn more about COVID-19, one question on many people’s minds is: Why do some people get sick and others stay healthy?

In summer 2025, the SARS-CoV-2 JN.1 sublineage became dominant with more resistant variants, such as XFG, LP.8.1, and NB.1.8.1. COVID-19 mRNA boosters were therefore updated for the 2025–2026 season ...