949647 ExH exercise-induced hyperthermia 2 949651 ExH exacerbation history 1 949652 ExH excellent overall health 1 949653 ExH exchangeable hydrogen ion 1 949650 ExH Excision and Handicap 1 949654 ExH exercise in the heat 1 949648 ExH exercises at heavy 1 949649 ExH EXINI heart 1