Researchers are uncovering why the immune system falters in space, from microbiome shifts to stress, and how to fight back.

Three immunologists have won the 2025 Nobel Prize in Physiology or Medicine for uncovering how the immune system prevents itself from attacking the body.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Aimee Pugh Bernard, University of Colorado Anschutz Medical Campus (THE CONVERSATION) ...

The short answer: nothing. “That’s a pseudoscience term,” says Laura Purdy, MD, MBA, founder and CEO of Swell Medical. “You're not boosting anything. You're not giving yourself more B cells or more T ...

The work of Nobel winners on immune cells is now helping researchers fine-tune cancer treatments, showing how basic science ...

We all get sick sometimes. Even something pretty minor, like a cold or flu, can be enough to disrupt your life for a few days ...

People with advanced lung or skin cancer who were taking certain immunotherapy drugs lived substantially longer if they also ...

The flu shot works by introducing your body to antigens, which helps your immune system produce antibodies that allow your body to fight infection.

A new scientific analysis found that a COVID-19 mRNA vaccine given during immunotherapy helped people with advanced skin or ...

Repatha works by blocking a specific enzyme in your liver to help your body remove cholesterol more effectively. It is not an immunosuppressant drug, so it doesn’t work by suppressing the immune ...

(THE CONVERSATION) Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body’s own healthy cells. This ...