Autoimmune diseases such as multiple sclerosis arise when the immune system turns against the body itself. Yet for most of ...

The immune system's reaction to the common Epstein-Barr virus can ultimately damage the brain and contribute to multiple ...

“Our study shows how the most important environmental and genetic risk factors can contribute to MS and trigger an autoimmune ...

We answer questions about measles, like how contagious it is, if you can still catch if you’re vaccinated and at what point is herd immunity achieved.

The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

A Northwestern Medicine study published in Nature Communications has revealed how HIV can protect infected cells by altering ...

One of the big debates in long COVID research is whether the virus can persist in the body, or whether it leaves the immune ...

The immune system remains seriously out-of-whack—in an inflammatory state of overactivation and impaired ...

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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?

Learn how a naturally occurring cat coronavirus is helping reveal how viral infections can linger inside the immune system.

Ethiopia confirms first outbreak of Marburg virus, closely related to Ebola. WHO warns of its high lethality and has ...