Antibodies are best known for their ability to latch onto and neutralize bacteria, viruses and other pathogens. But these immune proteins can do more than that: They also activate other components of ...

You may have heard that a little dirt is good for kids. It helps them build up their immune systems, and sets them on a path to future health. But what kind of filth does the trick? Producer Kathleen ...

From "good dirt" to nutrition, we talked to parents and experts about the building blocks of a super-powered immune system. Every parent knows a familiar cycle: summer freedom gives way to September ...