The best immune systems thrive on a healthy dose of paranoia. The instant that defensive cells spot something unfamiliar in their midst—be it a living microbe or a harmless mote of schmutz—they will ...

A new study explains how pancreatic tumors use a sugar coating to hide from the immune system and shows that a newly ...

An immunologist imagines the body’s defense system as a team of unique, quirky characters, showcasing their essential roles.

As the immune system weakens with age, scientists have found a way to restore some of its lost strength. By delivering mRNA ...

Researchers at MIT have unveiled a way to coax an aging immune system into acting young again, using the same kind of mRNA ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

A research team at the Nano Life Science Institute (WPI-NanoLSI) and the Faculty of Medicine at Kanazawa University has ...

Find out how vitamin C and vitamin D function in your body, their role in immune defense, and how much you may need for optimal support.

A person’s menstrual cycle may affect their immune system’s response, causing fluctuations throughout the month. The menstrual cycle involves a series of changes in hormone levels and structures ...

Vitamins like C, D, E, and B6 may help kill harmful microbes and increase your body's ability to fight off infections.