The philosophy of tickling - [Articles]

In search of answers to some questions:

Why do people laugh when tickled? Why can’t you tickle yourself? Why are certain parts of the body more ticklish than others? Why do some people enjoy tickling and others not? And what is tickling, after all?

Humans aren't the only species that are ticklish - even Shakespeare knew that apparently (I didn't). Read on if your curiosity is tickled.