Smile Reproducibility and Its Relationship to Self-Perceived Smile Attractiveness. D Dobreva, N Gkantidis, D Halazonetis, C Verna, G Kanavakis.

Our results show that lip morphology during smiling is highly consistent among young adults. Females presented higher consistency in the shape of the smile, including lip morphology, compared to males. Self-perceived smile attractiveness was not associated to smile consistency.