@Usagi 3 January 2021 more from that month

Even if you’re incredibly ticklish, you may have noticed that tickling yourself doesn’t actually work. So why is that? According to research out of University College London, when we try to tickle ourselves, a part of our brain called the cerebellum predicts the sensation. That prediction cancels the response of other brain areas to the tickle. Here’s a deeper dive on the subject of why it’s scientifically impossible to tickle yourself.