The Effect of Classical Acupuncture Intervention on the Promotion of Athletic Performance of High-level Swimmers

INTERVENTION: Acupuncture group:Acupuncture interventions and routine training;Control group:routine training; CONDITION: Swimming‐specific athletic performance is limited PRIMARY OUTCOME: blood lactate concentration;core endurance;swimming special performance; INCLUSION CRITERIA: 1. Maintain systematic training of the high‐level swimming team at XXUniversity during the experiment; 2. The main event is 50, 100 meters swimming; 3. National level athlete and above level; 4. Physically and mentally healthy, no high‐risk diseases such as hypertension, coronary heart disease, diabetes or mental illness, no bad living habits (smoking, alcoholism, etc.); 5. Voluntarily participate and sign an informed consent form to comply with the provisions of the experimental intervention process.