Everyone knows that the immune system is responsible for fighting off illnesses, but you might not know that it's doing a lot ...

Add Yahoo as a preferred source to see more of our stories on Google. Regulatory T cells (red) interact with other immune cells (blue) and modulate immune responses. National Institute of Allergy and ...

We often think about our immune system when a breakdown happens—AKA the sniffles start. Sick happens, and nothing can prevent anyone from never, ever coming down with an illness. However, it is ...

Sat, January 24, 2026 at 2:56 PM UTC The immune system is the body’s natural defense network that helps to keep you healthy from things like bacteria, viruses, and parasites. It’s a complex network of ...

Gut bacteria aren’t just passive passengers—they can actively send proteins straight into our cells. Using microscopic injection systems, even harmless microbes can influence immune responses and ...

I am lying under a blanket, feeling rough, staring at a bowl of oranges. Every fibre of my being is urging me to devour the lot. I can hear my mum – and medical friends at university – insisting that ...

Researchers have uncovered how a disease-causing bacterium uses a single protein to interfere with the body's defenses in ...

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 ...

Strategies like washing your hands regularly and getting a flu shot go a long way towards keeping you healthy when seemingly everyone has the sniffles—and filling your plate with the best foods to eat ...

Two researchers explain how endometriosis drives a whole body immune response due to inflammation, urging the medical ...

Although these conditions appear clinically distinct, they share a common feature: an overactive immune response to otherwise ...