Dr. Jim Stray-Gundersen, M.D.

Chief Medical Officer of KAATSU Global, Inc.

Dr. Jim Stray-Gundersen, M.D. is the Chief Medical Officer of KAATSU Global, Inc.  In this special series of KAATSU conference videos, he explains the differences between correct and incorrect KAATSU.  He also provides multiple tools and resources with which KAATSU can be objectively evaluated.  His findings reaffirm an abundance of research which supports that KAATSU Training are medically and scientifically sound.  He also provides examples of how KAATSU is suitable for use in a variety of industries and settings.

Part 1 | Part 2 | Part 3 | Part 4 | Part 5 | Part 6



Dr. James Stray-Gundersen is exploring the optimal pressures and the corresponding physiological effects at the U.S. Ski & Snowboard Association’s Center of Excellence.

The most distinctive feature of KAATSU training is that it produces a significant effect… in a short time… using extremely light loads.

Dr. Jim Stray-Gundersen is the Science Advisor to the U.S. Ski & Snowboarding Association and has participated in 6 Winter Olympic Games as a team doctor.  Dr. Stray-Gundersen received his Board Certification in General Surgery in 1985 and completed Fellowships in Cardiovascular Physiology and Human Nutrition at The University of Texas Southwestern Medical School where he received appointments as Associate Professor of Orthopedic Surgery, and Physiology.

Dr. James Stray-Gundersen speaking at the 10th Annual KAATSU International Symposium in Tokyo, Japan in October, 2014

Dr. James Stray-Gundersen speaking at the 10th Annual KAATSU International Symposium in Tokyo, Japan in October, 2014

Dr. Stray-Gundersen conducted research and built and directed two World Class Human Performance Centers associated with leading hospitals, St. Paul and Baylor.

Dr. Stray-Gundersen’s primary interest and area of research is maximal human performance, the physiology of health and fitness/wellness through exercise prescription, markers of over training, nutrition as it applies to performance and health, altitude acclimatization and training (pioneered Live Hi/Train Low), and anti doping (developed anti doping test SAFE – Safe and Fair Events).

Since 1984, Stray-Gundersen has worked with numerous Olympians in various sport disciplines advising on training for Maximal Human Performance and has an on-going relationship with the great runner and director of the NIKE Oregon Project, Alberto Salazar.

Dr. Stray-Gundersen led the first invasive anti-doping research at the World Championships in Lahti, Finland in 1985 and his work continues with the development and implementation of the SAFE Test — Safe and Fair Events — considered by some the most aggressive blood profiling test in the fight against cheating.

He has been an official physician/consultant of United States, Norwegian, and Canadian Olympic Teams, and an official member of over 15 World Championships and has served on International Medical Committees that include the International Olympic Committee, FIFA, International Biathlon Committee, International Ski Federation, and the International Skating Union.

He has worked with the World Anti Doping Association (WADA) and the US Anti Doping Agency (USADA). He leads Human Performance and Altitude Camps for Olympic Athletes, Masters Athletes, as well as Navy SEALs to optimize performance.

He has served on a number of International Medical Committees including the International Olympic Committee Medical Committee, the International Ski Federation Medical Committee, the International Biathlon Committee, International Skating Union, World Anti Doping Agency, the US Anti Doping Agency, FIFA, and NASA.