Methods Participants Participants from the University of Valencia (Spain) were asked to volunteer to participate in this study. Patients were included if they were university students and were able and willing to complete the protocol. Participants were excluded if they were ≥40 years-old or had a known musculoskeletal lower extremity injury (eg, postoperative conditions, musculotendinous or ligamentous problems), previous history of neurological problems, balance disorders (eg, vestibular or visual problems) or did some type of physical activity programme where balance exercises were performed.