White Papers and Reference material

Zephyr White Papers


Web Sites of Interest

Reference Papers of Interest

  • Respiratory Rate is a Valid and Reliable Marker for the Anaerobic Threshold: Implications for Measuring Change in Fitness. Carey, DG., Schwarz, LA., Pliego, GJ & Raymond, RL. (2005). Journal of Sports Science and Medicine: 4; pp. 482-488.
  • Fall in Skin Temperature of exercising Man, M Torii, M Yamasaki, T Sasaki, and H Nakayama.Physical Fitness Laboratory, Kyushu Institute of Technology, Kitakyushu, Japan.
  • Prediction of energy expenditure from heart rate monitoring during submaximal exercise. Keytel, LR; Goedecke, JH; Noakes, TD; Hiiloskorpi, H; Laukkanen, R; van der Merwe, L & Lambert, E. (2005). Journal of Sports Science; pp 289-297: 23(5).
  • Continuous Thermoregulatory Responses to Mass Participation Distance Running in Heat. Byrne C., J. K. W. Lee, S. A. N. Chew, C. L. Lim, & E. Y. M. Tan (2006).   Medicine and Science in Sports & Exercise; 38(5): pp. 803-810.
  • Practice Standards for Electrocardiographic Monitoring in Hospital Settings: An American Heart Assoiation Scientific Statement from the Councils on Cardiovascular Nursing, Clinical Cardiology, and Cardiovascular Disease in the YoungDrew BJ., Califf, RM., Funk, M., Kaufman, ES., Krucoff, MW., Laks MM., Macfarlane, PW., Sommargren, C., Swiryn, S. & Van Hare, GF. (2004). : Endorsed by the International Society of Computerised Electrocardiology and the American Association of Critical Care Nurses. Circulation: 110; pp. 2721-2746.
  • Estimation of QRS Complex Power Spectra for Design of a QRS Filter. . Thakor, NV., Webster, JG. & Tomkins, WJ. (1984). IEEE Transactions on Biomedical Engineering: 31(11); pp. 702-706.
  • Heart rate Variability: Standards of Measurement. Task Force of The European Society of Cardiology and The North American Society of Pacing and Electrophysiology. , Physiological Interpretation and Clinical Use. European Heart Journal (1996): 17; pp 354-381.
  • Physical Activity and Weight Management Across the Lifespan. Goldberg JH. and King, AC. (2007). Annual Review of Public Health; 28; pp. 145-170.
  • Monitoring Daily Activity and Exercise with Motion Sensors in People with Chronic Pulmonary Disease. Steele, BG., Belza, B., Cain, K., Warms, C., Coppersmith, MS. & Howard, J. (2003). Bodies in Motion: . Journal of Rehabilitation Research and Development; 40(5): pp. 45-58.