Effect of 4 week preventive scapular strenghthing exercise on upper limb muscle strengh and functional performance in recreational swimmers a RCT.

INTERVENTION: Intervention1: strengthening protocol: Intervention group WEEK 1 1.Scapular push‐ups (knees supported) 2. Resistance band rows (light) 3.Wall angels 4. Prone Y & T (no weight) WEEK 2 1.Resistance band rows (moderate resistance) 2. Prone Y & T raises 3. Scaption (light dumbbells) 4.Wall angels WEEK 3 1.Prone horizontal abduction with external rotation 2.Resistance band rows (progressed resistance) 3. Scaption with dumbbells 4.Prone Y, T & W exercises WEEK 4 1.Prone Y, T & W (with weights) Resistance band rows(high resistance) 2.Dynamic scaption 3. Closed kinetic chain scapular control drills Intervention2: strengthening protocol: WEEK 1 1.Scapular push‐ups (knees supported) 2. Resistance band rows (light) 3.Wall angels 4. Prone Y & T (no weight) WEEK 2 1.Resistance band rows (moderate resistance) 2. Prone Y & T raises 3. Scaption (light dumbbells) 4.Wall angels WEEK 3 1.Prone horizontal abduction with external rotation 2.Resistance band rows (progressed resistance) 3. Scaption with dumbbells 4.Prone Y, T & W exercises WEEK 4 1.Prone Y, T & W (with weights) Resistance band rows(high resistance) 2.Dynamic scaption 3. Closed kinetic chain scapular control drills Control Intervention1: conventional therapy: Control group: The control group will followed Warm up 1.Light jogging / spot marching 2 minutes 2.Skipping or jumping jacks 1 2 minutes 3.Arm swings (forward, backward, cross‐body) 4.Shoulder circles (clockwise & anticlockwise) 5. Trunk rotations with arm swing Cool down 1.Slow walking 2 minutes 2.Gentle arm movements 3.Stretching (3 5 minutes) Each stretch held for 20 30 seconds, 2 3 repetitions (Upper trapezius stretch, biceps and triceps ) CONDITION: PRIMARY OUTCOME: 1.kerlan‐jobe orthopaedic clinical shoulder and elbow score ; 2.Seated medicine ball throw ; 3.swolf testTimepoint: week 0 to week 4 SECONDARY OUTCOME: NILTimepoint: NIL INCLUSION CRITERIA: 1.Swimmers age 13‐17years 2.Swimmers who train at least 3‐5 times per weeks 3.Swimmers with no current acute shoulder injuries 4.Swimmers with mild to moderate shoulder muscle imbalance