Stress is often treated as a mental health issue, but its effects ripple far beyond the brain. When stress becomes chronic, it can disrupt immune function, making the body less efficient at fighting ...

The gut microbiome influences numerous physiological processes. Researchers at the University of Vienna have now demonstrated ...

When food is scarce, stress hormones direct the immune system to operate in "low power" mode to preserve immune function while conserving energy, according to researchers at Weill Cornell Medicine.

Metastasis occurs when cancer cells spread to other organs and escape elimination by the immune system. Analysis reveals that these cells resist killing by immune cells by harnessing stress-hormone ...

If it seems like you’re entering yet another holiday season feeling ill and rundown, it’s not all in your head. Doctors say the stress of the holiday season can raise the odds you’ll get sick. That ...