In the following weeks, there will likely be an increase in respiratory illnesses such as influenza, COVID-19 and RSV. Now is an excellent time to strengthen your immune system to help combat those ...

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 ...

Your immune system may be weak if you have frequent, severe, or extended infections. Learn more signs of a weak immune system.

Recent studies have shown that even if you feel healthy and fit, your immune system could be aging quicker than you think, which could increase the risk of infections and immune-related disorders.

Though the NHS recommends most adults consider taking vitamin D until around March as daylight hours shrink, the service also noted: “There’s little evidence that supplements such as vitamin C, ...

Aimee Pugh Bernard is affiliated with Immunize Colorado as a volunteer and unpaid board member. Every day, your immune system performs a delicate balancing act, defending you from thousands of ...

Scientists are getting a better handle on the complexities of how immunity works. Attentive readers might have noticed my absence over the last couple of weeks. I’ve been trying to recover from a bout ...