Can visual-guided balance training get ACL patients back on their feet faster?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion criteria for patients: 1. Age between 18 and 45 years old; 2. Body Mass Index (BMI) ranging from 18.5 kg/m² to less than 35 kg/m²; 3. First unilateral ACL rupture and reconstruction surgery performed at this hospital; 4. Autologous hamstring tendon transplantation; 5. No or only minor injury to the meniscus, posterior cruciate ligament, medial collateral ligament or lateral collateral ligament; 6. Voluntary participation in this study and signing of informed consent form. Exclusion criteria for patients: 1. Patients who underwent ACL reconstruction more than one year after the injury; 2. Patients with severe injuries to the posterior cruciate ligament, medial collateral ligament or lateral collateral ligament (more than grade I; grade II is partial tear, thickening and tortuosity of the ligament, partial fiber interruption, and swelling of the surrounding soft tissues; grade III is complete rupture). ； Combined with severe meniscus tear; 3. Has a history of previous knee surgery, such as meniscus repair, ligament reconstruction, joint replacement, joint cleaning, etc.; 4. Has other knee joint diseases, such as: knee osteoarthritis, knee joint tumor, rheumatoid arthritis, tuberculosis, knee joint infection or inflammatory diseases, fracture, dislocation or other bone injuries, etc.; 5. Severe heart, lung, brain diseases or liver and kidney dysfunction, and visual and cognitive impairments. Inclusion criteria for the healthy control group 1. Age 18-45 years old; 2. Body Mass Index (BMI) ≥ 18.5 kg/m2 and \< 35 kg/m2; 3. No surgical history, injury history, or chronic joint diseases of the lower extremities; 4. No visual, cognitive impairments or neurological diseases; 5. No trauma or diseases that cause abnormal gait. Exclusion criteria 1\. Poor compliance of the subject; 2. The subject withdraws the informed consent form; 3.The subject requests to terminate the study or is unable to complete all the trials for some reason; 4. The investigator believes that the subject's continued participation in the trial may cause significant adverse effects on their physical condition; 5. The ethics review committee decides to terminate the trial.