To put it in perspective, what would you do if this was your last summer on earth? Would you learn how to dance, spend more time with the kids, maybe not stress so much at work or even take a needed break? As adults, we need to give ourselves permission to have fun like the kids do. According to the Chase Freedom Unlimited Card survey of more than 1,000 American adults, 97 percent believe that they are not having enough fun. "Some 65 percent of Americans say they have fun less than half of the day and 58 percent think they are limited in their ability to have fun," reported glamour.com. Stanford University expert on the science of happiness, health and success explained we need to inject the small moments of fun into our lives so we can get on the happiness train. “If we focus on boosting fun and happiness in our lives, even in little ways, research suggests we can end up more productive, charismatic, energetic and innovative,” said Dr. Emma Seppala, who conducted the survey. Here are 6 ways to renew yourself this summer.