Altitude Training and Performance

Performance testing at altitude maximizes altitude training.

Athletes turn to altitude training for that “extra edge” in endurance performance. The Human Performance Lab at Mammoth Hospital’s S.P.O.R.T. Center offers VO2max, Lactate Threshold with Maximal Lactate Steady State (aka “Functional Threshold”), Exercising Fuel Substrate testing, and Spin-Scan technology to help athletes develop the most efficient altitude training programs possible. As a result, athletes are able to train smarter at altitude and make the most of their time in the Eastern Sierra. Resident athletes benefit from testing as well, by maximizing their training program design.

Exercise at altitude is more difficult than at sea-level. Here are just a few reasons why:

VO2max test, photo: R. Klabacha
  • There is an immediate drop in VO2max as one ascends to altitude. The drop becomes exponential the higher one ascends. This change requires an increased effort to maintain any given percentage of absolute sea-level workload.
  • There is an acute drop in Lactate Threshold, potentially leading to an earlier onset of muscular fatigue resulting in cessation of exercise
  • There is an immediate increase in heart rate and ventilatory rate

Due to these immediate and drastic physiological changes that occur at altitude, athletes often return home detrained due to a lack of appropriate, individualized training. Testing as soon as possible upon arrival to altitude can help determine the best altitude training protocol for your sport. Based upon your individual physiological response to altitude, an altitude-specific training program will maximize your training time and provide the most benefit for your time in Mammoth Lakes.


Mountain Biking in Mammoth Lakes
photo: B.Peatross


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