1 – American College of Sports Medicine (2017) The ACSM’s Guidelines for Exercising Testing and Prescription 10th Edition, Wolters Kluwer, Philadelphia

2 – Heyward VH, and Gibson AL. (2014) Advanced Fitness Assessment and Exercise Prescription 7th Edition, Human Kinetics, Champaign , IL


3 – Shepherd J. The metabolic impact of exercise-or how your body works out while you put your feet up Peak Performance: 213 , 2005.

4 – McArdle WD, Katch F I, and Katch V L. (2015)  Exercise Physiology: Energy, Nutrition and Human Performance 8th Edition  Wolters Kluwer, Lipponcot Williams and Wilkins, Philadelphia


5 – Sleamaker R, and Browning R. (1996) SERIOUS Training for Endurance Athletes 2nd Edition, Human Kinetics, Champaign, Illnois


6 – Wilmore JH, Costill DL, and Kennedy WL. (2008) Physiology of Sport and Exercise 4th Edition Human Kinetics, Champaign, Ilionois