We are all familiar with the saying, “laughter is the best medicine.” And this motto may ring true when it comes to tackling age-related memory loss; a new study from Loma Linda University in California finds that humor may reduce brain damage caused by the “stress hormone” cortisol, which in turn, improves memory.

Source: http://www.medicalnewstoday.com/articles/276042.php

Everything we know about the science of laughter: http://www.laughteronlineuniversity.com/research/