To analyse the existing evidence on the effects of concentric and eccentric exercises on pain, strength, and functional outcomes in patients with knee osteoarthritis.
Searches were conducted in PubMed, Scopus, Cochrane, and Excerpta Medica Database (EMBASE), from inception to June 2022, for articles comparing the effectiveness of eccentric and concentric training for individuals with knee osteoarthritis. The quality of the included studies was assessed using the PEDro scale