Immune thrombocytopenia (ITP) is a rare blood disorder in which the immune system mistakenly attacks and destroys platelets. Platelets are small blood cells that play a critical role in helping your ...

Disease can arise both when immune cells are too active and when they're not active enough. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For ...

For decades, aging has looked like an unavoidable slide into frailty, driven in part by an immune system that slowly loses ...

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 ...

This is read by an automated voice. Please report any issues or inconsistencies here. Three scientists won the Nobel Prize in medicine for discoveries about how the immune system avoids attacking ...

The COVID-19 pandemic gave us tremendous perspective on how wildly symptoms and outcomes can vary between patients ...

Cancer immunotherapies, including cancer vaccines, harness and amplify the immune system’s natural ability to detect and attack cancer cells. In this illustration, immune T cells (pink) attach to a ...

As the temperature drops and sniffles start making their rounds, we’re all thinking about ways to strengthen our immunity: vitamin C, hand sanitizer, maybe a flu shot. But while you’re focused on ...