Is laughter really the best medicine? Find out in this fun and fascinating documentary that explores laughter-based health trends. From visits to laughter parties─events where people gather to make each other giggle─to a look at the origins of Laughter Yoga, this film presents a look at how beneficial chortles, guffaws, and chuckles can be in daily life. 66 min. Widescreen (Enhanced); Soundtrack: English; featurettes; interview; theatrical trailer.