There’s a Simple Reason Why So Many People Seem to Have the Same Freckle

Earlier this week, women on Twitter were shocked to discover a new thing in common: a single, standout freckle on the center of the wrist. More than 12,000 people responded to the original Twitter post identifying this phenomenon, sharing their own photos of their matching freckle.

But why do so many people seem to have this same mark — and why there, on the center of the wrist?

For answers, TIME turned to Dr. Joyce Park, a board-certified dermatologist in the Bay Area. Dr.

Earlier this week, women on Twitter were shocked to discover a new thing in common: a single, standout freckle on the center of the wrist. More than 12,000 people responded to the original Twitter post identifying this phenomenon, sharing their own photos of their matching freckle. But why do so many people seem to have this same mark — and why there, on the center of the wrist? For answers, TIME turned to Dr. Joyce Park, a board-certified dermatologist in the Bay Area. Dr.