Course Dates

Wednesday, June 21, 2023 to Thursday, June 22, 2023

Cost and Options


Course Location


Target Audience

Participants in trail and ultra races and medical professionals who engage in wilderness activities, who counsel individuals who take part in such activities, or who are likely to encounter illness or injury in remote or resource-limited settings.


CME Information

The Wilderness Medical Society designates this educational activity AMA PRA Category 7 CreditsTM. Each physician should only claim credit commensurate with the extent of their participation in the activity.

California Continuing Education credits are available for Emergency Medical Technicians and Paramedics.

Western States Health and Athletics Annual Conference

The Western States Health and Athletics Annual Conference in Olympic Valley, CA will provide participants with education to safely plan and conduct ultramarathon races based on existing evidence and expert opinion from leaders in this field. Attendees will actively participate in both didactic and hands-on training to evaluate and treat many common medical concerns that occur during ultramarathons.  Furthermore, they will gain an understanding of the overall preparation and planning needed to safely produce an ultramarathon that often combines some of the challenges of wilderness and remote medicine with the unique concerns of endurance event medicine.




8:00 AM- 8:30 AM  
Exercise-associated hyponatremia (EAH): maintaining balance between water and salt during an ultramarathon. Tamara Hew-Butler DPM, PhD, FACSM 

8:30 AM- 9:00 AM
Heat illness in Ultramarathons. Josh Dubansky, MD

9:00 AM- 9:30 AM
Rhabdomyolysis and Acute Kidney Injury.  John Howard, MD

9:30 AM- 10:00 AM 
Panel Discussion and Question Session with Dr. Hew-Butler, Dr. Dubansky and Dr. Howard

10:00 AM- 10:15 AM

10:15 AM- 10:45 AM
Altitude Illness in Endurance Sports.  Tony Islas, MD

10:45 AM- 11:15 AM
Orthopedic Injuries on the Trail. Rafael Neiman, MD

11:15 AM- 11:45 PM
Assessment and Management of the Collapsed Runner.  John Anderson, MD

11:45 AM- 12:15 pM
Panel Discussion and Question Session with Dr. Islas, Dr. Neiman and Dr. Anderson

12:15 PM- 1:30
Lunch (provided)

1:30 PM - 2:15 PM 
WORKSHOPS—sessions will repeat in second session so participants can experience both

No Foot, No Finish Line. How to Prevent and Treat Foot Issues in Trail Races.
Tonya Olson, MSPT, DPT, OCS

Splinting techniques for Trail Running Injuries
Rafael Neiman, MD
A Field Guide to Point of Care Ultrasound use in Ultraraces  
John Anderson, MD 

Race logistics: Medical bags and communication 
Andy Pasternak, MD

2:15 PM- 3:00 PM 

Research Presentations

8:00AM- 8:30 AM
Running Takes Guts: The Gut Microbiome and Human Performance. 
Gregory J. Grosicki, PhD, CEP

8:30 AM- 9:00 AM
The Dark Side of Endurance Running: Exploring the Link between Extreme Exercise and Acute Kidney Injury. 
Braxton A. Linder, M.S.

9:00 AM- 9:30 AM
Low Energy Availability Impacts on Bone Health, Blood Biomarkers, and Performance.  
Megan Roche, MD and Emily Krause, MD

9:30 AM- 10:00 AM
Research Panel Discussion

10:00 AM- 10:15 AM

10:15 AM -12:15 PM
Mental Health in Ultrarunning with Panel Discussion.  
John Onate, MD


Overall Course Outcome Objectives

Following this conference, the participants should be able to:


  1. Understand the assessment and treatment of common and/or high-risk medical problems encountered at an ultramarathon such as heat related illness, blister care, hyponatremia, trauma, gastrointestinal distress, etc. 
  2.  Describe the considerations and process for safely planning medical care at an ultramarathon

This activity has been planned and implemented in accordance with the Essential Areas and policies of the Accreditation Council for Continuing Medical Education through the joint providership of the Wilderness Medical Society and Tahoe Wilderness Medicine, LLC. The Wilderness Medical Society is accredited by the ACCME to provide continuing medical education for physicians. 

Tahoe Wilderness Medicine, LLC reserves the right to change or substitute course faculty without advance or prior notice to participants.


John Anderson
John Anderson's picture
John Anderson is a board certified emergency medicine physician at a busy tertiary care trauma center as well as a rural, critical access hospital and a Clinical Assistant Professor at the University of Nevada School of Medicine (UNSOM). Prior to medical school he worked in the field as a river guide for 10 years, and has extensive personal experience in ultrarunning, alpine climbing, backcountry skiing, and other wilderness pursuits. In addition to clinical practice he also currently provides medical direction or care for various ultrarunning races from 100k trail races in California to multi-day stage races in the Gobi desert of China and is the Medical Director for the Broken Arrow Skyrace. He heads the Medical and Safety Commission for the International Trail Running Association, and is the medical advisor for Run the Alps. Dr. Anderson also has a wide range of teaching experience including developing and teaching medical curriculum for national park service rangers and ski patrollers, teaching Advanced Wilderness Life Support for physicians, teaching Swiftwater rescue, providing instruction for medical students and residents, and has won teaching awards in this realm. John Anderson has a BA from the University of Montana, completed his MD at the University of Colorado School of Medicine, and completed an Emergency Medicine residency and chief residency at Denver Health Medical Center.

Faculty Disclosure

All faculty reported no relevant financial relationships to disclose.