Why Do We Laugh When Tickled?

The Surprising Science Behind Ticklishness

Animals Get Ticklish Too

Chimps laugh when tickled Even rats 'chirp' with joy

2 types of tickles?

– Knismesis: Light touch (like a hair on your arm) Gargalesis: The laugh-inducing tickle

Theories on tickle laughter:

1.Evolutionary leftover 2. Tension release 3,. Social bonding

Still a Mystery

Scientists are still studying ticklishness