Laughter is contagious—hearing someone laugh often triggers laughter in others.
✓ TRUE FACT
The brain has automatic social mimicry systems—hearing laughter can prime your own facial muscles and emotional state. In groups, this creates feedback loops where a single laugh can snowball into a whole-room outbreak.
🤯 "Laughter is contagious—hearing someone laugh often triggers laughter in others — science’s favorite excuse for losing composure."