Long before modern brain imaging technologies illuminated the neurophysiological mechanisms that make laughter contagious, William James (1842-1910) observed, "We don't laugh because we're happy, ...

Add Yahoo as a preferred source to see more of our stories on Google. Laughter feels good and is good for you. I still remember the time I was sitting in class when the teacher asked me to read a ...

My three young daughters like to watch pets doing silly things. Almost daily, they ask to see animal video clips on my phone and are quickly entertained. But once my 7-year-old lets out a belly laugh, ...

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Have you ever laughed simply because everyone else around you was laughing? Perhaps you did not even hear the joke, but the laughter quickly became impossible t ...

Laughter is something that everybody has in common. Though people's senses of humor may differ, there is always something that can tickle a person's funny bone and cause them to crack up. RELATED: The ...