Nearly everyone scratches mosquito bites, but something as simple as scratching an itch turns out to be far more biologically ...

Immune system scientists and computational biologists are developing a new tool to investigate how the body fights disease.

Brimonidine, latanoprost, tralokinumab, dupilumab, and allopurinol may increase the risk of conjunctivitis, research suggests.

Medically reviewed by Corinne Savides Happel, MD Allergies occur when your immune system overreacts to harmless substances, ...

The BCG vaccine protects against tuberculosis, but by inducing trained immunity it also protects against many more ...