“…The twelve included papers were carried out between 2008 and 2021, with 443 tennis players. Across the studies, 1) Gender: nine studies focused on men (Salonikidis and Zafeiridis, 2008;Behringer et al, 2013;Fernandez-Fernandez et al, 2015;Fernandez-Fernandez et al, 2016;Fernandez-Fernandez et al, 2018;Mohanta et al, 2019), no studies focused on female tennis players alone, two studies reported mixed gender (Lakshmikanth et al, 2018;Hotwani et al, 2021), and one study did not specify gender (Gelen et al, 2012); 2) Age: all studies recorded the participants' ages, and an overview of age reports from twelve research revealed that the participants' ages ranged from 12.5 to 25 years; 3) Tennis experience: eight studies reported on the training experience of the tennis players (Salonikidis and Zafeiridis, 2008;Gelen et al, 2012;Behringer et al, 2013;Fernandez-Fernandez et al, 2015;Fernandez-Fernandez et al, 2016;Fernandez-Fernandez et al2018;Mohanta et al, 2019), ranging from 12 to 96 months, four studies did not report on training experience (Ölçücü et al, 2013;Rathore, 2016;Lakshmikanth et al, 2018;Hotwani et al, 2021); 4) Intervention: regarding the training regimen in this review, four studies conducted PT for the upper and lower extremities (Behringer et al, 2013;Fernandez-Fernandez et al, 2016;Mohanta et al, 2019;Ziagkas et al, 2019), and one study used only upper limb PT (Gelen et al, 2012), six studies used lowerextremity PT (Salonikidis and Zafeiridis, 2008;Fernandez-Fernandez et al, 2015;Rathore, 2016;Fernandez-Fernandez et al, 2018;Lakshmikanth et al, 2018;Hotwani et al, 2021), but three studies did not detailed description the trainin...…”