Help out by completing this medical research survey for Veteran athletes. This questionnaire has been created as part of research on the health of veteran athletes and their attitudes to exercise. Please complete this survey if you are over 40 AND have been competing in endurance exercise for more than 10 years (AND have competed in competitive races. All information provided will be treated as strictly confidential. PLEASE ENSURE YOU FILL THIS SURVEY ONLY ONCE. http://www.surveymonkey.com/s/9WKBT8N