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

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

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

Your immune system could weigh 1 to 1.2 kilograms and contain 1.8 trillion cells. “The immune system is a complex system comprising many different cell types with essential functions,” says Ron Milo ...

Aptamers are short, single-stranded nucleic acids that can fold into specific three-dimensional structures, allowing them to ...

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 ...

It's widely known that breastfeeding impacts the health of both mother and child, but the underlying biology that leads to these effects has been understudied. In a review article publishing in the ...

Invisible particles in the air are not just irritating our lungs, they are quietly rewiring the immune system that is supposed to protect us. A growing body of research suggests that long before ...