This is read by an automated voice. Please report any issues or inconsistencies here. Working out your face the way you work out your body makes sense. Muscles respond to movement, circulation ...

The depressor anguli oris is a facial muscle that allows a person to move the corners of their mouth, specifically downward. The muscle sits on either side of the mouth. Frowning involves activating ...

We know our faces may give away our fibs -- whether it's shifty eyes, a sweaty upper lip, a slight smirk, or Pinocchio's fictitious lengthening nose. Now a new study reveals that muscles in the upper ...