E1 ReplicatedPreliminaryPEM not requiredRCTPeer-reviewedMachine draft
Effects of Yijinjing Qigongin Alleviating Fatigue, Sleep Quality, and Health Status on Patients with Chronic Fatigue Syndrome: A Randomized, Controlled, and Parallel Group Clinical Study.
Xie, Fangfang, Dong, Wenjun, Guan, Chong et al. · Complementary medicine research · 2023 · DOI
Quick Summary
This study tested whether Yijinjing, an ancient Chinese exercise practice with 12 movements, could help patients with ME/CFS. Forty patients either practiced Yijinjing six times per week for 12 weeks or received cognitive behavioral education. The Yijinjing group showed greater improvements in fatigue, sleep quality, and quality of life compared to the education group.
Why It Matters
This study adds evidence for a potential non-pharmacological intervention that may help ME/CFS patients manage core symptoms including fatigue and sleep disturbance. The comparison to cognitive behavioral education rather than a true control strengthens the clinical relevance of findings for patients seeking complementary treatment options.
Observed Findings
- Yijinjing group showed statistically significant improvements in MFI-20 (fatigue), SF-36 (health-related quality of life), and PSQI (sleep quality) after 12 weeks
- Yijinjing group demonstrated greater reductions in fatigue and sleep disturbance compared to CBT education group (p<0.05)
- Yijinjing group showed greater improvements in SF-36 subscales: physical function, bodily pain, general health, and vitality versus CBT group (p<0.05)
- Both groups showed within-group improvements, indicating some benefit from structured intervention regardless of type
Inferred Conclusions
- Yijinjing is effective at improving fatigue, sleep quality, and overall health-related quality of life in CFS patients
- Yijinjing may be superior to cognitive behavioral education alone for managing pain and vitality in CFS
- Yijinjing may represent a viable complementary treatment option for CFS symptom management
Remaining Questions
- What is the duration of symptom improvement after the 12-week intervention ends—do gains persist at 6 or 12-month follow-up?
- Which specific components of Yijinjing (stretching, breathing, movement, mindfulness, or social engagement) drive the observed benefits?
- How does Yijinjing compare to other exercise-based interventions such as graded exercise therapy or paced activity programs in CFS?
What This Study Does Not Prove
This study does not prove that Yijinjing causes long-term symptom improvement beyond 12 weeks, nor does it establish whether benefits persist after intervention stops. The small sample size (n=40) and lack of a no-treatment control group limit generalizability. Additionally, the study cannot determine whether improvements are due to the specific movements, exercise frequency, expectancy effects, or structured activity itself.
Tags
Symptom:Cognitive DysfunctionUnrefreshing SleepPainFatigue
Method Flag:PEM Not DefinedWeak Case DefinitionSmall Sample
Metadata
- DOI
- 10.1159/000528827
- PMID
- 36657408
- Review status
- Machine draft
- Evidence level
- Replicated human evidence from multiple independent studies
- Last updated
- 8 April 2026
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
Spotted an error in this entry? Report it →