be able to discuss the impact of the Harvard fatigue lab on the development of exercise physiology {Ans: } Highly influenced by WWII, research for the army, focused on fatigue. Numerous scientists worked at the HFL, environmental research, research for the army. This was the first laboratory for the comprehensive study of man. Original concept was to study industrial workersWho were the main personalities involved with the Harvard Fatigue Laboratory (HFL) laboratory and its development? {Ans: } - L.J. Henderson (1878-1942)- original concept was to study industrial workers, secured space in morgan hall of the business school, began operations with 525,000 - D.B. Dill- Ph.D. with Carl Alsberg at Stanford, post fatigue lab: IU and bolder, NV. 53 s quarter mile, 40-40-40 clubwhat social and economic aspects influenced the development of the HFL lab? {Ans: } WWII and the Hoover Dam was being built. The HFL began operations wiht $525,000 and 352 research papers were done in a 20-yr periodHowhu Christensen {Ans: } conducted several studies on nutrition and exercise performance in the 1930's,Studied under the direction of August Krogh, investigated athletes and nutritional impact on performance, work with Erling Asmussen and Marius Nielsen, collectively known as "The Three Musketeers"A.V.