Science and Creativity: Your Brain on Laughter Part I

The practice of laughter yoga began in 1995, when it was invented by Madan Kataria, a doctor in Mumbai, India. Today, its practitioners attend thousands of classes offered all over the world. They say they gain health benefits, including stress reduction and an improved immune system.

Kurt Andersen and Mary Harris, a health reporter at WNYC, were curious so they decided to attend a class in New York to find out - and tell us - what it’s all about.

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