Italian mountaineer Reinhold Messner has encouraged others to seek adventure . Psychologist Dr. James Smith says adventurers tend to be more extroverted . People in their 40s are leading the charge towards adventure . They 've had the responsible jobs and raised their children -- and now they want adventure . Some say ` ` Nifty Fifties '' are promising adventures once the kids have left home .
Italian mountaineer Reinhold Messner has encouraged others to seek adventure . Psychologist Dr. James Smith says adventurers tend to be more extroverted . People in their 40s are leading the charge towards adventure . Some say ` ` Nifty Fifties '' are promising adventures once the kids have left home .