The immediate effect of synergistic muscles kinesio taping on function and balance of volleyball players with functional ankle instability: A randomized controlled trial

•Conservative treatments for chronic ankle sprain are commonly recommended in the first line.•The use of Kinesio taping in sports medicine to develop the performance of athletes is a popular alternative method.•It may use Kinesio taping for facilitation of synergistic muscles to improving of function in chronic ankle sprain.