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"Happiness is contagious--researchers have confirmed it in multiple past studies. And, so is laughter! But, as it turns out, there&amp;#x27;s a certain kind of laugh that spreads like wildfire while others tend to fizzle. How do you laugh? There&amp;#x27;s no wrong way to laugh, of course. A snort, a snicker, a full-fledged giggle. All&amp;#x27;s good! But, researchers say that one type of laugh, in particular, can be ultra contagious. In a small study conducted at the University of Utah and Georgia State University, researchers say that laughing with an open mouth and &amp;quot;vowel-like bursts&amp;quot; (you know, the more &amp;quot;ha-ha-ha-ha-ha&amp;quot; type of laughter) entices the happiness, and interest, of those around you. On the other hand, the &amp;quot;least contagious&amp;quot; laughs, are those that are more breathy and quieter/shorter. So, I guess when it comes to spreading happiness--long and loud is the key for laughter. Hmm--I&amp;#x27;m more of a soft laugher, unless something is incredibly funny, then all bets are off. And, for the record, I cannot fake laugh. Can you? Are you a loud laugher? A soft laugher? Are your giggles contagious, do you think? P.S. 3 things every woman needs to be 100 percent happy! And, 5 incredible compliments to give others... More Ways to Get Glamour Visit Shopglamour.com for cute stuff starting at just $10! Enter the latest Glamour sweepstakes! Follow us on Twitter Add us to your iGoogle homepage Photo: Thinkstock"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.glamour.com/health-fitness/blogs/vitamin-g/2010/11/happiness-news-want-to-spread>