Objective: Despite tilt-board exercises benefits and its role in ligamentus us injury prevention, little research has been done in this case. The goal of this study is investigation of balance exercises effect for six weeks on balance tests and strength of lower extremity ligaments.

Materials & Methods: In present Quasi experimental study, case group was consisted of two 17 subjects groups which did balance exercises for 6 weeks (one group on dominant limb and another on non-dominant limb).Control group did not do any exercise in this period. These groups were evaluated and re-evaluated before and after the exercise period by Biodex Balance System.

Results: Statistical analysis revealed significant differences between groups (P < 0/05).

Conclusion: According to our results it can be concluded that tilt-board exercises can be used as a suitable tool to prevent ligamentus us injuries.