Schizophrenics are capable of tickling themselves because of their difficulties recognizing their own actions in advance. Tickling yourself is impossible in most people for the same reason that punching others seems half as forceful as it really is — your body offsets your own force. When you tickle yourself, your brain offsets that force and doesn’t respond the tickling.
Researchers carried out psychiatric assessments of almost 2,500 children aged between 11 and 16 in Dublin. They discovered that 21%-23% of younger adolescents, aged 11 to 13, had experienced auditory hallucinations.
Cats can famously fall from skyscrapers and only suffer the most minor of bruises, including the recent story of a cat surviving a 19-story fall in Boston with only a bruised chest.
What’s the secret of this feline survival?