… Laughter crosses all barriers in that it is accessible and effective for most reqardless of age, gender, race, most physical conditions, social status, etc. There is sufficient data available from medical research to show that even if you pretend to laugh or act happy your body produces happiness chemicals. By willingly putting our bodies through the muscular behaviors of happiness we trick our mind into creating the chemistry that goes with it. No thinking is required. Laughing for no reason is …