Dr. Kearney states that there is no scientific evidence why the third day at altitude is associated with poor performance. Compared to sea level, the skater may have a higher heart rate at rest and with exercise, Their iron stores may be reduced and this affects the oxygen-carrying capability of the blood. Carbohydrates may be utilized at a higher rate to produce energy. Colorado Springs is about 6000 feet above sea level. It is characterized by headache, fatigue, nausea, and sleep disturbances.
Exertion can aggravate the symptoms.
AMS usually subsides in 48 hours. AMS should be treated with hydration, a light diet, easy practice schedules, and ibuprofen. Sleeplessness can be treated with daily rest periods. An even earlier arrival may be beneficial, but it cannot be predicted what affect each additional day will have on your team's acclimatization. A team that starts with a higher level of Aerobic Power will compete at altitude with more aerobic energy available.