How a broken heart can really break your heart, and do you know violent games can ease your stress.
1) Think about money, work, economic outlook, family, and relationships. Feeling anxious? In a 2010 American Psychological Association survey [pdf], those five factors were the most often cited sources of stress for Americans.
2) Stress is strongly tied to cardiac disease, hypertension and inflammatory diseases, but stress can compromised immune systems, and possibly cause Cancer.