Passing your fingers under your own foot, on your ribs or in your neck doesn't tickle you? Yet, if someone else reproduces exactly the same gesture, there's a good chance that you're torturing yourself by laughing. This difference is not a question of skin sensitivity, but of brain prediction.
Passing your fingers under your own foot, on your ribs or in your neck doesn't tickle you? Yet, if someone else reproduces exactly the same gesture, there's a good chance that you're torturing yourself by laughing. This difference is not a question of skin sensitivity, but of brain prediction.