Uh, my work life got a LOT more stressful recently, and it’s probably not healthy to scream at my computer with my phone mic muted. Also: not healthy to go days without leaving the house. Must. Do. Something. In the latest research showing just how important the handling of stress is, a new study shows that having a stress-prone personality could seriously up your risk for heart disease.The new research, conducted in a large Danish population, found that people who are "mentally vulnerable" — meaning they are more susceptible to stress — are at a significantly higher risk for both…