Are Your Teeth Stopping You from Smiling?

You would be surprised what the flash of 32 ivory teeth can do to the energy in a room.  According to Psychology Today, the “facial feedback hypothesis…” “Works because the brain senses the flexion of certain facial muscles (like the zygomatic major, which is required to smile) and interprets it as “Oh I must be happy about something.””  Therefore by smiling you can trick your brain into happiness.