Our immune system implements an array of strategies to combat threatening infections. White blood cells called cytotoxic T ...

Regulatory T cells (red) interact with other immune cells (blue) and modulate immune responses. National Institute of Allergy and Infectious Diseases/NIH via Flickr Every day, your immune system ...

These immunity-supporting foods can help you stay healthy and vibrant all winter long. With cold and flu season around the corner, building a strong immune system is essential for staying healthy and ...

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, ...

While the fabled fountain of youth may not actually exist, a new type of therapy now does.

A small study found that consuming kimchi may increase activity in immune cells involved in detecting and responding to infection. Kimchi produces short-chain fatty acids during digestion, which are ...