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mellowsong
11-18-11, 07:49 PM
By Staci R. Stevens, MA, and Christopher R. Snell, PhD
18 November 2011

The Pacific Fatigue Laboratory’s (PFL) two-day testing protocol is designed to objectively measure functional capacity and the symptom of post-exertional malaise in chronic fatigue syndrome/myalgic encephalomyelitis (CFS/ME). In the course of our research, we have performed more than 2,000 cardiopulmonary exercise tests (CPETs) for patients diagnosed with CFS/ME[1]. Many of these patients reported prolonged recovery following a single test. Overdoing physical activity by even a small amount invariably resulted in symptom flare up or post-exertional malaise[2].
Read more: http://www.research1st.com/2011/11/18/pfl-testing/