During infections, the immune system needs to distinguish foreign antigens that are expressed by invading bacteria and viruses from self-antigens that are expressed by cells of the body.

New study shows that dysfunction of protective immune cells in GI tract may contribute to onset of inflammation in Crohn's disease.

Autoimmune diseases occur when the immune system mistakenly attacks healthy cells. There are over 80 types, including Type 1 ...

Two doses of a simple tuberculosis vaccination after surgery helps the immune system fight cancer cells and could greatly ...

A research team led by Mount Sinai has uncovered mechanisms of abnormal immune cell function that may lead to Crohn's disease ...

Taking supplements is often touted as a way to boost the immune system, but Jeffrey Bland says that’s not possible. Here’s ...

Vitamin D, often called the "sunshine vitamin," is essential for bone health, immune function, and overall well-being.

People with AIDS also have HIV, as HIV is the first stage of AIDS. Learn about the differences, how the conditions overlap, ...

An experimental treatment appears to delay Alzheimer’s symptoms in some people genetically destined to get the disease in ...

Mucormycosis, a fungus infection caused by Mucorales, has a high mortality rates in those with weakened immune systems and ...

Explore how outdoor exercise boosts vitamin D, improves stress levels, and enhances fitness in ways indoor workouts can't.

Cervical cancer is one of the most preventable cancers, although recent research suggests that the United States is ...