Background : Most athletes who participate in sports experience lateral ligament injury. Lateral ligament damageis one of the most frequent ankle ailments.The study was developed to determine the efficacy of proprioceptivetraining and conventional training in reducing pain and improving functional activity with lateral ligament injury.Purpose: To compare the efficacy of proprioceptive training and conventional training in reducing pain andimproving functional activity with lateral ligament injury.Methods : This study is an experimental study.A total of 40 subjects participated in the study based on inclusionand exclusion criteria were taken from prism health care. The subjects willing to participate were dividedinto two separate groups as Group A (20 subjects) received proprioceptive training and Group B (20 subject)received conventional training. All were assessed with Numerical pain rating scale and Foot and ankle abilitymeasures. This exercise was given for 2 weeks , a period lasting for 45 to 60 minutes 10 reps, 3sets. Pre and posttest values are calculated and tabulated. The entire process was conducted from November 2022 to March 2023.Result : According to statistical analysis Proprioceptive training is effective in reducing pain with patients withlateral ligaments injury with p value of <0.0001.Conclusion : This study finally concluded that proprioceptive training has a high impact in reducing pain withpatients with lateral ligaments injury.