Physiological study in relation to exercise and actual physical demand during event is very important to critically understand physiological basis of performance. The fatigue causing factors workload, recovery pattern from fatigue etc. should be very specifically understood in real terms. Understanding this background, the research scholar took up research project to investigate in- depth and detailed Physiological responses of two Long distance running events 5000mts and 10,000mts.Research scholar being a University level athlete and having completed masters degree in athletics, the...