Researchers from Duke University have found that hostility and depression can harm a man’s immune system and increase the risk of heart disease. Negative emotional states can also increase a man’s risk of diabetes, chronic inflammation, and high blood pressure. Hostile, angry, and depressed people are more likely to have increased levels of C3 — an immune system protein associated with chronic inflammation. Elevated C3 levels have been connected to heart disease, diabetes, and other chronic diseases. The Duke University study tracked more than three hundred male Vietnam veterans over a decade — these study participants were part of a … Continue reading →