Researchers from Tokyo University of Science (Japan) and the University of Exeter (UK) have found that watching a short comedy video can improve people’s ability to recognize subtle positive facial expressions, suggesting that even brief mood changes can influence social perception.
Published in Scientific Reports, the study investigated how positive emotions affect facial expression recognition and whether this effect changes when faces are partially covered by masks. Here are some key findings from the report:
- 😊 Watching a 20-minute comedy video significantly improved participants’ ability to detect faint smiles.
- 😷 The benefit disappeared when faces were covered by masks, which obscure key visual cues around the mouth.
- 🧠 People with stronger perspective-taking (empathy) skills showed the greatest improvement after watching comedy.
- 💬 Even a temporary reduction in depressive mood was associated with better recognition of subtle positive expressions.
- 🎭 Positive mood enhanced recognition of happy expressions but did not affect recognition of negative emotions.
The researchers suggest that mood plays an important role in how people interpret facial expressions and that simple positive experiences—such as watching comedy—may help improve social communication in settings such as healthcare, education, welfare, and the workplace.
You can read the full study here.
