Long after the acute infection fades, pieces of the virus behind COVID-19 can linger in the body and quietly sabotage the ...

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

Invisible particles in the air are not just irritating our lungs, they are quietly rewiring the immune system that is ...

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

How does the same infection, say the flu or a cold, give some people mild symptoms and leave others suffering? Why do people develop autoimmune diseases? And will we ever be able to predict when—and ...

As we age, the immune system gradually declines in function, leaving the body more vulnerable to disease. Scientists have discovered a new way to rejuvenate a key component of immune function, ...

Oranges aren’t the only immune-supporting food. Red bell peppers, spinach, papaya, and ginger also provide key nutrients for ...

Researchers have developed a new class of antibodies that amplify the immune system’s ability to fight cancer. By clustering immune receptors that normally receive weak signals from tumors, these four ...

Borrowing a cancer cell’s disguise, scientists shielded insulin-producing cells from attack by the immune system, a breakthrough that could pave the way for targeted type 1 diabetes treatments without ...

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 ...

A small study found that consuming kimchi may increase activity in immune cells involved in detecting and responding to infection. Kimchi produces short-chain fatty acids during digestion, which are ...