RostrioA smile is an expression of emotions in the face. Smiling is achieved by moving the muscles of the mouth and eyes. It can be spontaneous or artificial, with only the corners of the mouth being pulled back in an artificial smile.
Smiling occurs in response to certain stimuli or situations and is universal across all human civilizations.
Meanings of a Smile
A human smile can have several meanings, including:
Rules for Smiling in Passport Photos
Smiling is not allowed in passport photos. The passport photo guidelines require a neutral expression. Wide smiling or an open mouth is not permitted. You are not allowed to express emotions on your face.
It is up to the official to decide whether your expression is neutral when you apply for your travel document. This is therefore subjectively judged. Our experience is that a slight smile is sometimes allowed.