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 ...

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 ...

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

The researchers found that mRNA-based COVID-19 vaccines could potentially help patients whose tumors don’t respond well to ...

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

LA JOLLA (July 29, 2025)—Of the 3.6 million babies born in the United States each year, around 80 percent begin breastfeeding in their first month of life. Breastfeeding has known benefits for both ...

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 body’s defenses may be mildly lowered for about 1 to 4 weeks after a single steroid shot into a joint or near your spine. In some people, particularly with higher doses, this effect may last up to ...

(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 ...