Yoga to make you laugh: Some silliness can have a positive effect on your health

Class members participate in a laughter yoga class on Main Beach in Laguna Beach, California.

Malanin Bee curves her spine like a stretching cat as she lets out a maniacal, forced laugh.

The quick-fire pattern of manufactured giggles – “oh, hoo hoo hoo, eeh, ha ha ha” – soon ripples into genuine laughter, and she giddily kicks her feet.