What Causes the ‘Glow’ in the Eyes During Love?

When we fall in love, our eyes can look like they're glowing, it's a magical effect caused by tiny blood vessels in the eye called capillaries. These tiny veins swell up and become more visible when we feel happy or excited about someone. It’s like your eyes are saying, 'I really like you!' with a little shimmer.

Take the quiz →

Examples

A boy sees his crush for the first time, and her eyes look like they’re glowing from happiness.
When your friend tells you a joke you love, you laugh so hard your eyes light up with joy.
Your mom hugs you before leaving for college, you can see her eyes glow with pride.

Ask a question

Discussion

Recent activity

Categories: Psychology · love,eye shine,biology of emotions,romantic connection,neuroscience