The NIH Office of Dietary Supplements published a fact sheet in March 2025 reviewing the evidence behind vitamins C, D, and A ...

The influenza virus or flu is a contagious respiratory illness that can generate mild, moderate, or severe symptoms. Healthy individuals that contract the virus may feel mild symptoms, but recover ...

Primary immunodeficiency (PI) is a group of more than 400 disorders that affect the immune system. In people with PI, the immune system is weakened or missing important components, making it harder ...

Primary immunodeficiency (PI) not only increases your risk of frequent and serious infections, but can also make you more likely to develop autoimmune diseases — conditions where the immune system ...

Your immune system may be weak if you have frequent, severe, or extended infections. Learn more signs of a weak immune system.

Researchers have revealed a novel association between chromosome 18q deletion syndrome and late-onset combined immunodeficiency (LOCID). Their finding challenges the previously held notion that 18q ...

Sept. 3 -- WEDNESDAY, Sept. 2 (HealthDay News) -- For children born with immunodeficiencies, researchers may have found a better way for them to get the help they need from stem-cell transplants. A ...

Skin cancer is typically caused by damage to the skin's cells from ultraviolet radiation. But a recent case study has just shed light on another potential cause: human papillomavirus. Early results ...

A new study has shed light on why patients with certain rare immune disorders develop severe, food-triggered allergic reactions while others with similar diagnoses do not. The findings, published in ...