A novel study addresses a critical yet under-explored question in cancer research: Why is aging the biggest risk factor for cancer? The study reveals how an aging immune system spurs tumor growth, ...

As the body ages, so does the immune system. The immune system usually becomes less effective in older age, a process known as immunosenescence. This can increase the risk of: While you can’t prevent ...

Antibodies, which recognize viruses and proteins that the body has encountered before, have long gotten most of the credit for giving the human immune system a memory. Now, researchers at the ...

Rochester, Minn. — The immune system is meant to protect the body from infection and disease. But with age, it can become less capable of doing so. However, Mayo Clinic researchers have found that ...

Our immune system has a dark side: It’s supposed to fight off invaders to keep us healthy. But sometimes it turns traitor and attacks our own cells and tissues. What are called autoimmune diseases can ...