6 (1981): 87–92.
Sale, D. G. et al. Comparison of Two Regimens of Concurrent Strength and Endurance Training // Medicine and Science in Sports and Exercise 22, no. 3 (1990): 348–356.
Schatz, M. P. Easy Hamstring Stretches // Physician and Sports Medicine 22, no. 2 (1994): 115–116.
Schena, F. Branched-Chain Amino Acid Supplementation during Trekking at High Altitude // European Journal of Applied Physiology 65 (1992): 394–398.
Schneider, D. A. et al. Ventilatory Threshold and Maximal Oxygen Uptake during Cycling and Running in Triathletes // Medicine and Science in Sports and Exercise 22, no. 2 (1990): 257–264.
Schumacher Y. O., and Mueller, P. The 4000-m Team Pursuit Cycling World Record: Theoretical and Practical Aspects // Medicine and Science in Sports and Exercise 34, no. 6 (2002): 1029–1036.
Seals, D. R. et al. Endurance Training in Older Men and Women // Journal of Applied Physiology 57 (1984): 1024–1029.
Seiler, K. S., and Kjerland, G. O. Quantifying Training Intensity Distribution in Elite Endurance Athletes: Is There Evidence of an Optimal Distribution? // Scandinavian Journal of Medicine and Science in Sports 18, no. 2 (2008): 212–220.
Sharp, N. C. C., and Koutedakis, Y. Sport and the Overtraining Syndrome // British Medical Journal 48, no. 3 (1992): 518–533.
Shasby, G. B., and Hagerman, E C. The Effects of Conditioning on Cardiorespiratory Function in Adolescent Boys // Journal of Sports Medicine 3 (1975): 97–107.
Simon, J. et al. Plasma Lactate and Ventilation Thresholds in Trained and Untrained Cyclists // Journal of Applied Physiology 60 (1986): 777–781.
Simonson, J. C. et al. Dietary Carbohydrate, Muscle Glycogen, and Power Output during Rowing Training // Journal of Applied Physiology 70 (1991): 1500–1505.
Sleamaker, R., and Browning, R. Serious Training for Serious Athletes. Champaign, IL: Leisure Press, 1996.
Sleivert, G. G., and Rowlands, D. S. Physical and Physiological Factors Associated with Success in the Triathlon // Sports Medicine 22, no. 1 (1996): 8–18.
Sleivert, G. G., and Wenger, H. A. Physiological Predictors of Short-Course Triathlon Performance // Medicine and Science in Sports and Exercise 25, no. 7 (1993): 871–876.
Somer, E. The Essential Guide to Vitamins and Minerals. New York: HarperCollins, 1992.
Speechly, D. P., Taylor, S. R., and Rogers, G. G. Differences in Ultra-Endurance Exercise in Performance-Matched Male and Female Runners // Medicine and Science in Sports and Exercise 28 (1996): 359–365.
Stahl, A. B. Hominid Dietary Selection before Fire //