Doctors may soon be able to diagnose a severe form of depression simply by looking at someone's face. This type of depression, called melancholia, is marked by a complete loss of interest in daily ...

Consumers exposed to positive (versus negative) expression report higher green purchase intention for functional (emotional) appeal. The moderating effect of product facial expressions works partly ...

This sad face filter allows you to put a sad expression on a person’s face even when they’re smiling or even laughing. Want to give a Sad Face filter a try? Perhaps you’d like to use them ...