Laughing and smiling make us feel good physically and emotionally. They strengthen our relationships with other people, when we share the experience. Not only do our bodies tell us this is so — but scientific research proves it.
Look for yourself at the thousands of sites at Pub Med and see some of the interesting findings.
Here are a few —
How fun are your meetings? Investigating the relationship between humor patterns in team interactions and team performance.
http://www.ncbi.nlm.nih.gov/pubmed/25314363
Article from ‘Psychology Today.’
http://www.psychologytoday.com/articles/200011/the-science-laughter
Excellent article called ‘Laughter Prescription’. Recent findings and research linking laughter with good health. The references at the bottom contain many links to papers and research on this topic.