Regular exercise supports immune health by improving the circulation of your immune cells and reducing inflammation, but overtraining may weaken defenses.

Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other ...

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. When you have a minor illness, it does more than just make you feel ...

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 ...

Cold and flu season doesn't wait for anyone. Neither does stress, poor sleep, or the everyday wear on your immune system. The question isn't whether you need support—it's what kind, ...

(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) ...

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 careful equilibrium is ...