DOI: 2018.4.9.4

Pages: 139-141

The primary objective of the study is to find out the prevalence of functional ankle instability and the factors influencing it among the sports persons. Information on functional ankle instability was collected through a questionnaire from students of Physical Education Department, Annamalai University, Tamilnadu. The age group of the athletes included in the study was 17 to 35 years. 453 athletes were willing to participate and were distributed with Modified Ankle Instability questionnaire with brief explanation about the questionnaire.12 questionnaires were found to be incomplete and the remaining 441 completed questionnaires were taken for data analysis. The prevalence of functional ankle instability (FAI) was found to be 18.4%.Males (29%) are more affected than females (14%).The prevalence of FAI was seen most commonly in the age group of 21-25 years. There was a strong correlation between the participating event and the occurrence of functional ankle instability. Common games giving rise to functional ankle instability was found to be football and hockey.