The face is a primary interface between emotional state and physical expression. It is how mood communicates itself to t ...

The other muscle activated when we’re upset is the "Procerus," which extends from the lower part of the nasal bone to the middle area in the forehead between the eyebrows.

The corrugator supercilii muscles as well as the procerus muscle in the glabellar area not only produce frown lines but they also influence the perception and expression of emotions.

Facial Expressions and Mood Disorders. According to investigators, ... (n = 41 patients) into the corrugator and procerus muscles, also known as the "frown muscles." ...

Croma Aesthetics Canada Ltd., doing business as Hugel Aesthetics, today announced it received a Notice of Compliance from Health Canada for Letybo (le ...