he sound of roaring laughter is far more contagious than any cough, sniffle, or sneeze. Humor and laughter can cause a domino effect of joy and amusement, as well as set off a number of positive physical effects. Humor and laughter strengthen our immune systems and help us recover from illness, as well as bring joy into our lives. The question is, how do we gain access to this priceless medicine? In This Article: * Health benefits of humor and laughter * Humor improves mental and emotion... more