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 ...

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, ...

Overview Key Takeaways: Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other harmful invaders. Your immune … ...

Recent immunology research has unveiled the complex relationship between vitamin D and immune system function. This vital nutrient is involved in the development and function of the immune system, ...

Immune system disorders in children include primary (inherited) and secondary (acquired) immunodeficiencies, autoimmune diseases, atopic diseases, and immune-mediated inflammatory disorders. Share on ...

Of course, the immune system’s job is to protect your body from all invaders that may be harmful, not just certain viruses: When functioning properly, it alerts your body to a wide range of potential ...