By Michael Roizen,Mehmet Oz,YOUDOC,health:52525437:52525687:: M.D.

and Mehmet Oz, M.D.

Special to The Examiner Positive emotions not only feel good, they play a crucial role in your health. Negative emotions change our brain function in ways that increase stress, which raises the risk of problems such as cancer and heart disease. And since positive emotions change the way our brains function to reduce stress, they can help cancel out those health risks. So how do you get happy? It might not be how you think. Use these six paths:

1. Be positive — and generous