A  A  A
 
Understanding Stress
  Stress in the World Today
During stressful times, your body produces various chemicals, including cortisol, an immune-suppressing hormone. The more cortisol produced, the weaker your immune cells become and the more susceptible you are to illness.
  The Harmful Side of Stress
A heart attack occurs when one of more regions of the heart muscle experience a severe or prolonged lack of oxygen caused by blocked blood flow.