[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"tennis\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:tennis":28},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,48],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":16,"sex":17,"minAge":18,"maxAge":19,"enrollmentInfo":20,"targetDuration":4,"studyType":23,"phases":24,"briefSummary":26,"conditions":27,"keywords":30,"overallStatus":36,"whyStopped":4,"lastUpdateSubmitDate":37,"lastUpdatePostDateStruct":38,"startDateStruct":41,"completionDateStruct":43,"leadSponsor":45,"locationsCount":5},"100649455","the-addition-of-core-muscle-training-on-tennis-serve-speed-in-tennis-players-100649455",false,"NCT07733869","The Addition of Core Muscle Training on Tennis Serve Speed in Tennis Players","The Effect of Adding Core Muscle Training With Shoulder Strengthening in Tennis Players: A Randomized Controlled Trial","Inclusion Criteria:\n\n* Healthy adults aged 18-35 years\n* Recreational to competitive non-professional tennis players (currently playing ≥2 sessions\u002Fweek for ≥1 year; NTRP 3.0-5.0 or equivalent ITN; no professional ranking or tour-level competition history)\n* Right- or left-hand dominant (serve arm recorded)\n* Able to perform a full flat serve without pain\n* Willing to maintain current tennis training routine and refrain from starting other new strength\u002Fconditioning programs during the study\n\nExclusion Criteria:\n\n* Current or history of shoulder pain\u002Finjury in the past 6 months (e.g., rotator cuff pathology, labral injury, impingement)\n* Low back pain or lumbar spine pathology in the past 6 months\n* Prior shoulder or spine surgery\n* Systemic conditions affecting neuromuscular function (e.g., uncontrolled diabetes, neurological disorders)\n* Pregnancy\n* Current participation in a structured core or shoulder strengthening program",true,"ALL","18 Years","35 Years",{"count":21,"type":22},120,"ESTIMATED","INTERVENTIONAL",[25],"NA","Compared with shoulder-only training and with continued tennis training alone, will the addition of core strengthening to shoulder training produce significantly greater improvements in flat serve ball speed in healthy tennis players?\n\nSecondary Hypothesis:\n\n* Combined core + shoulder training will produce greater improvement in serve accuracy than shoulder-only training or tennis training alone.\n* Combined core + shoulder training will produce greater improvement in TGAR than shoulder-only training or tennis training alone.\n* Combined core + shoulder training will produce greater improvement in core strength\u002Fendurance and shoulder rotational strength than the comparator groups.",[28,29],"Tennis","Tennis Serve Performance",[31,32,33,34,35],"Serve Speed","Core Training","Shoulder training","strengthening","total glenohumeral arc of rotation","RECRUITING","2026-07-24",{"date":39,"type":40},"2026-07-29","ACTUAL",{"date":42,"type":40},"2026-06-15",{"date":44,"type":22},"2026-09-20",{"name":46,"class":47},"Cairo University","OTHER",{"id":49,"slug":50,"hasResults":11,"nctId":51,"briefTitle":52,"officialTitle":53,"acronym":4,"eligibilityCriteria":54,"healthyVolunteers":16,"sex":17,"minAge":18,"maxAge":55,"enrollmentInfo":56,"targetDuration":4,"studyType":23,"phases":58,"briefSummary":59,"conditions":60,"keywords":61,"overallStatus":36,"whyStopped":4,"lastUpdateSubmitDate":68,"lastUpdatePostDateStruct":69,"startDateStruct":71,"completionDateStruct":73,"leadSponsor":75,"locationsCount":76},"100533107","effect-of-core-versus-shoulder-strengthening-on-tennis-serve-velocity-in-young-adult-tennis-players-100533107","NCT06221514","Effect of Core Versus Shoulder Strengthening on Tennis Serve Velocity in Young Adult Tennis Players","Effect of Adding of Core Versus Shoulder Strengthening on Tennis Serve Velocity in Young Adult Tennis Players","Inclusion Criteria:\n\n(1)Tennis playing experience between 1 to 3 yrs.(2)Trains 2-3 times per week for a minimum of 1-2 hours per day.(3)Trained in flat serve.(4) Right and Left-handed Players.(5) Females and males.(6) Young adults age ranging from 18-25 years.\n\nExclusion Criteria:\n\n(1)Players who underwent specific shoulder or core strength training in the past year.(2)Players who had a history of UE injury (dislocation, rupture, fracture, surgery ) that prevents them from playing .(3) back or knee pain for at least the past year .(4) Players with Cardiovascular diseases or metabolic disorders. (ex: DM)","25 Years",{"count":57,"type":22},50,[25],"The goal of this randomized controlled trial is to evaluate the effect of a 4-week core strengthening program on flat serve velocity and arc of shoulder rotation in amateur young adult tennis players .\n\nParticipants will serve the tennis ball four times during the initial and final flat tennis serve assessments. Furthermore, participants will be divided into two groups and given different strengthening programs.\n\nResearchers will compare Group A (shoulder strengthening group) and Group B (core strengthening group) to see if there is any difference between the core and shoulder training programs on the flat serve velocity.",[29,28],[62,63,64,65,66,67],"tennis","serve velocity","strength","core","shoulder","radar gun","2026-04-09",{"date":70,"type":40},"2026-04-14",{"date":72,"type":40},"2026-02-20",{"date":74,"type":22},"2026-06",{"name":46,"class":47},1]