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Blog — body function

Why are we ticklish?

Posted by Sarah Brooks on

Why do we experience tickling and what is the purpose of being able to feel light touches? Well, since we still have this ability to feel light touches throughout evolution, there must be a reason why, right? Indeed, it is important to be able to feel light touches on your skin, imagine (or don’t) insects and parasites on your skin. Being able to feel that and get them off your skin before they do harm is definitely an advantage. But, why do we react to this sensation during a tickle war, despite knowing that the tickler is most likely harmless?...

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