Foods like citrus fruits and broccoli may boost the immune system and help you to fight illness. Learn which immunity-boosting foods to add to your diet.

There are vaccines you can get to prevent illness and medicine you can take to treat it. But in between, eating foods that boost immunity can help keep your immune system strong and functioning ...

A combination blood stem cell and pancreatic islet cell transplant from an immunologically mismatched donor completely ...

In a fascinating twist, Mayo Clinic researchers discovered that a sugar molecule cancer cells use to hide from the immune system might also protect insulin-producing beta cells in type 1 diabetes. By ...

David Ewing Duncan has spent the last 25 years being poked and prodded in the name of science. He's signed up for hundreds of tests because, as a journalist, he writes about emerging health ...

Though the NHS recommends most adults consider taking vitamin D until around March as daylight hours shrink, the service also noted: “There’s little evidence that supplements such as vitamin C, ...

A new study has discovered a molecular signal that tumors exploit to exhaust the T cells meant to destroy them—and how ...

As the immune system ages, it reacts more slowly to pathogens, vaccines become less effective, and the risk of cancer ...

Although chemotherapy helps kill cancer cells, it can also affect healthy white blood cells, weakening the immune system. Eating nutritious foods, exercising, and avoiding illnesses are some ways to ...

Scientists have discovered why type 1 diabetes is more severe and aggressive when it develops in young children. Type 1 is caused by the immune system attacking cells in the pancreas that control ...