Why can the human immune system often remember a vaccination for a whole lifetime? Researchers at ...

A team of researchers at the Icahn School of Medicine at Mount Sinai, Weill Cornell Medicine, and other institutions have uncovered a key biological explanation for why eczema so often starts in ...

Women suffer more. But why? A new study points to an immune mechanism that differs between women and men, which may affect the duration of pain after trauma.

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

Vitamin C and vitamin D both support immune function in different ways, but neither will prevent you from getting sick on their own. Vitamin C may slightly shorten colds, while vitamin D deficiency ...

Add Yahoo as a preferred source to see more of our stories on Google. With the peak of cold and flu season here, did you know that getting enough sleep can help protect you from getting sick? “Sleep ...