How Happiness Boosts the Immune System – Scientific American

How Happiness Boosts the Immune System – Scientific American

He and his colleagues sampled blood from medical students, and found that during a stressful exam period, they had lower activity from virus-fighting immune cells, and higher levels of antibodies for the common virus Epstein–Barr, suggesting that stress had compromised their immune systems and allowed the normally latent virus to become reactivated.

Source: How Happiness Boosts the Immune System – Scientific American