๐ National Smile Day – 31st May (US)
Smile — it's contagious!
Every year on 31st May, the United States celebrates National Smile Day — a day dedicated to the simple, powerful act of smiling. The day encourages people to smile more often, spread kindness, and recognize the positive impact a smile can have on others.
The origins of this unofficial holiday are unclear (likely a social media or happiness campaign from the 2010s). But the science is clear: smiling reduces stress, improves mood, and is contagious. So today, share a smile with everyone you meet.
๐ Why Smile?
- ๐ Reduces stress — Smiling releases endorphins, natural feel‑good chemicals.
- ❤️ Lowers blood pressure — Even fake smiles help.
- ๐ Boosts immune system — Relaxation from smiling improves immunity.
- ๐ค Builds trust — Smiling people appear more approachable and trustworthy.
- ๐ Contagious — Smiles activate mirror neurons in others.
๐ The Psychology of Smiling
- ๐ง Facial feedback hypothesis — Smiling (even fake) can make you feel happier.
- ๐ถ Babies smile from birth — Reflex smiles appear first, genuine social smiles by 2 months.
- ๐ Universal expression — Smiling is recognized across all cultures.
๐ How to Celebrate National Smile Day
- ๐ Smile at strangers — You might make their day.
- ๐ธ Take a smiling selfie — Share with #NationalSmileDay.
- ๐ค Do a random act of kindness — Makes you and others smile.
- ๐ Watch a comedy — Laughter makes you smile.
- ๐ช Send a smiling photo to family — Spread joy remotely.
๐ง Smile Facts
- ๐ง Children smile 400+ times/day — Adults only ~20 times.
- ๐ช Smiling uses fewer muscles — 17 muscles smile vs. 43 frown.
- ๐ฆท Most attractive feature — Surveys show a nice smile is the most attractive physical trait.
๐จ Art & Smiles
The most famous smile in art: Mona Lisa by Leonardo da Vinci. Photography (smiling portraits) and pop art (big smiley faces) celebrate the power of a smile. The classic yellow smiley face (☺) was created in 1963 by Harvey Ball.
๐ Smiles Around the World
- ๐บ๐ธ USA — Smiling in public is common and expected.
- ๐ฏ๐ต Japan — Smiling in professional contexts is complex; sometimes hides emotions.
- ๐ซ๐ท France — Smiling with strangers less common, but not unfriendly.
- ๐ Universal — No matter the culture, a genuine smile is understood.
๐งญ A Simple Message
On this 31st May, smile. It costs nothing but means everything. A smile can change a stranger's day, comfort a friend, or lighten your own mood. So go ahead — flash those teeth. Wrinkle those eyes. And watch the world smile back.
๐ Smile — it's the universal language of kindness. ๐
๐ฟ Read more ๐ CRA Arts Blog
๐จ Shutterstock: craarts
▶️ YouTube: CRA Arts Channel

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