Karl Riecken, MA, CSCS, CISSN

Sport Scientist, Holistic Health and Performance Physician in Training

Dedicated to the health and performance of all those seeking to improve their lives through a holistic approach to human well-being.

Named by Healthy Living Magazine as one of Lake County’s 20 Most Influential People in Health  and Fitness in 2016




Doctor of Osteopathic Medicine – (2021, anticipated)


MA – Sport and Fitness: Health/Wellness and Applied Exercise Physiology (2011)

BS – Biomedical Sciences (partial)


BA – Anthropology, Music (double major) (2007)


Research Publications

  • A.J. LaPorta, MD, FACS; Karl Riecken, MA, OMS II; T. Hoang, MD, FACS; J.D. Malone, MD; R. Franciose, MD, FACS; M. Taylor, PhD; M. Dukovich, PhD; L. Gaul, MD. Physiological Variables of Stress Inoculation Measured and Affected by Hyper-Realistic® Medical Military Training. Jan 26, 2019. Poster Presentation. IMSH Society for Simulation in Healthcare Annual Meeting, San Antonio, TX.
  • Karl Riecken, MA, OMS II; T. Hoang, MD, FACS; A.J. LaPorta, MD, FACS; J.D. Malone, MD; R. Franciose, MD, FACS; M. Taylor, PhD; M. Dukovich, PhD; L. Gaul, MD. Surgical Team Training with Objective Measures of the Team Monitored by Heart Rate Variability. Nov 6, 2018. Poster Presentation. 7th Annual RVUCOM Research Appreciation Day, Parker, CO. RVUCOM Archive Link
  • Karl Riecken and Robert Moore. “The semantics of soul among Chinese and American University Students”: Annual Contention of the Soc. for Anthro. Sciences” Feb. 22, 2007, San Antonio.


Professional Experience


  • Vice-President, Integrative Medicine Club
  • RVU Mental Health Ambassador
  • Peer Support Officer
  • Military Medicine Honors Track
  • Colorado Physician Health Program Education and Outreach Committee Member

UNITED STATES AIR FORCE – Commissioned as Second Lieutenant – June 2017 (Recipient of Heath Professions Scholarship)

UNIVERSITY  OF CENTRAL  FLORIDA – Adjunct Faculty, Sport and Exercise Science – January 2015-June 2017

NATIONAL TRAINING CENTER,  PART OF SOUTH  LAKE HOSPITAL  & ORLANDO  HEALTH – Coordinator of Performance Testing and Exercise Physiologist – July 2012-June 2017

VANGUARD TRIATHLON – Lead Performance Physiologist – June 2011-August 2012

USA TRIATHLON – High Performance Coaching Assistant May 2010-July 2011 

USA SWIMMING – National Team Performance Intern January 2010-May 2010


Selected Publications


  • Chapter 24 in Complete Guide to Triathlon
  • Publication by Human Kinetics and USA Triathlon, May 2012


  • In USA Triathlon Level II Coaching Manual
  • Publication by USA Triathlon, September 2011


  • USA Triathlon Performance Coaching Newsletter (2013-2015)
    • Running Analyses, Skills Sessions, and Correcting Underlying Causes
    • Nutrition During the Base Phase of Training
    • Balancing Personal Life with Coaching Life
    • Success is Built in the Off-Season
  • College Swimming Coaches of America Performance Newsletter (2013-2015)
    • Risk, Resilience, Cold, and Gold
    • Heart Rate Variability and Sprinters
    • Using Hormones to Determine Sprinting Intensity at Morning Sessions
    • A More Specific Method for Training the Start
    • Laying Athletic Foundations  for Gymnastics Training
    • Can Art & Science Get Along?
  • TrainingPeaks.com Science Blog (2015-2016)
    • Choosing the Optimal Daily Timing for Your Training
    • Triathlon Training and Your Immune System
    • Genetic Testing, Collagen, Endurance, and Injury


Selected Presentations


Testing, Overtraining, and Recovery – Collegiate Recruitment Camp – Colorado Springs, CO; June 2010

Lactate Threshold Testing and Training – Level II Coaching Certification – Colorado Springs, CO; August


  • High Performance Team Business Plan – High Performance Team Symposium – Colorado Springs, CO; January 2011
  • Lactate Threshold Testing and Training – Continuing Education Webinar – Colorado Springs, CO; May, 2011
  • Lactate Threshold Testing and Training – Level III Coaching Certification – Colorado Springs, CO; Multiple,


  • 1st World Conference on Science in Triathlon Summary – National Team Coaches’ Meeting – Buffalo, NY; September 2011
  • Youth Physiology; Nutrition; Strength Training – Youth and Junior Coaching Specialty Certification – Clermont, FL; November 2015


  • Gymnastics Foundation  for Strength Training – Annual Conference – Orlando, FL; May 2013
  • Trends in Strength Training and Taper – Annual Conference – Las Vegas, NV; May 2014
  • Monitoring Recovery in Swimmers – Annual Conference – Chicago, IL, May 2015
  • Warm-Ups, Recoveries, and In-Betweens – Annual Conference – Washington, DC, May 2016



  • Fascial Distortion ModelModule 1
  • AdventureMedAdvanced Wilderness Life Support Certified Provider
  • International Society of Sports Nutrition Certified Sports Nutritionist
  • National Strength and Conditioning Association Strength and Conditioning Specialist
  • USA Triathlon Level 2 Coach; Youth  and Junior Specialist
  • USA Weightlifting Level 1 Sport Performance Coach
  • USA Cycling Level 3 Coach with Distinction (lapsed)
  • USA Track and Field Level 1 Coach
  • Road Runners Club of America Level 1 Coach
  • National Association of Underwater Instructors Open Water SCUBA


Volunteer Experience

  • Rock n’ Roll Marathon Sports Medicine David Carfagno, DO – October 2017
  • Orlando Regional Medical Center Intensive Care Unit Jeffery Sadowsky, MD – July 2015 – September 2015
  • Winter Park Family Practice Kathleen Todd, DO – July 2012 – December 2012
  • Winter Park Memorial Hospital Emergency David Sarkarati, DO, FACEP – June 2012 – December 2012
  • United States Olympic Committee Randy Wilber, PhD, FACSM – May 2011 – November 2011