“…Behavioral addiction has been diagnosed and examined for addiction to exercise (Berczik et al, 2012 ; McNamara and McCabe, 2012 ; Lichtenstein et al, 2014 ), but not specifically for high-risk adventure activities. Here, therefore, I test the behaviors of adventure participants against medical, mental-health and sports-science criteria for behavioral addictions (Marks, 1990 ; Brown, 1997 ; Elster, 2000 ; Ranieri, 2011 ; Berczik et al, 2012 ; McNamara and McCabe, 2012 ; Lichtenstein et al, 2014 ).…”