article_snippet: The body is built to keep us alive and The body functions as one big system," says Baker, discussing the interface between stress and immune chemicals.
article_snippet: our immune systems talk to each other.
article_snippet: In addition, this hypervigilant immune response occurred before and after exposure to trauma.
article_snippet: Why do certain people start out with slightly higher immune response and others have less?
article_snippet: Is it somehow just built in or have certain people been exposed to some kind of pathogen?" asks Baker.
article_snippet: Instead of pathogens, another possible explanation is that the inflammatory response is activated by the stress of going off to war.
highlights_snippet: Immune system plays a role in risk and resilience .