WHAT IF I TOLD YOU DEPRESSED PEOPLE HAVE SIMILAR BODY POSTURE, FACIAL EXPRESSION AND BREATH SHALLOW; AND THAT BY CHANGING OUR BODY POSTURE, SMILING AND BREATHING MORE DEEPLY WE'LL BEGIN TO FEEL DIFFERENTLY. ALSO THE WAY WE THINK AND WHAT WE EAT HAVE A BIG IMPACT ON HOW WE FEEL.