in 1985 16 years old Douglas Casa,ran the championship 10000 meter track race at the empire state games.suddenly,with just 200 meters to go he collapsed got back up and then collapsed again on the firal straightaway,with his body temperature at dangerous levels. he had suffered and exertional heat stroke. fortunately,with immediate and proper treatment he survived the potentially fatal episode and has since helped save 167 people in similar circumstances. from ancient soldiers on the battlefield to modern day warriors on the gridiron,exertional heat stroke ,or sunstroke,has long been a serious concern,and unlike classical heat storke. which affects vulnerable people such as in fants on the elderly during heat stroke