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Throwing a Football
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Throwing a Football. By: Kelsey Wilcox & Rebecca Hodnicky. Equipment. Rules/Constraints. Ball size Hand position Spiral Form Overhand throw. Objectives. The goal of this movement is for: Thrower to use proper form to throw a spiral to reach intended target.
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Throwing a Football
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Throwing a Football
By: Kelsey Wilcox & Rebecca Hodnicky - Equipment
- Rules/Constraints Ball size Hand position Spiral Form Overhand throw
- Objectives The goal of this movement is for: Thrower to use proper form to throw a spiral to reach intended target. Thrower to use proper form to prevent injury.
- Phases
- Wind Up Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis are isometrically contracting. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis are isometrically contracting.
- Wind Up Non-Throwing Arm-Elbow flexion. Biceps brachii, brachialis, brachioradialis. Throwing Arm- Elbow flexion. Biceps brachii, brachialis, brachioradialis. Wrist-isometrically contracted in slight extension.
- Wind Up Picture
- Stride Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis.
- Stride Non-Throwing Arm-Elbow extension. Triceps brachii & anconeus (assists). Throwing Arm- Elbow flexion. Biceps brachii, brachialis, brachioradialis. Upward rotation of the shoulder girdle. Middle trapezius, lower trapezius, & serratus anterior. Diagonal Abduction of the shoulder joint. Posterior deltiod, infraspinatus, teres minor, & triceps brachii (long head)
- Stride Picture
- Arm Cocking Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. (Back foot is pivoting forwards)
- Arm Cocking Non-Throwing Arm-Elbow extension. Triceps brachii & anconeus (assists). (Downward) Throwing Arm- Elbow flexion. Biceps brachii, brachialis, brachioradialis. Upward rotation of the shoulder girdle. Middle trapezius, lower trapezius, & serratus anterior. Diagonal Abduction of the shoulder joint. Posterior deltiod, infraspinatus, teres minor, & triceps brachii (long head)
- Arm Cocking Trunk-right or left lumbar rotation; rectus abdominis, external oblique abdominal, & internal oblique abdominal. Hip-internal rotation; gluteus minimus, gluteus medius, & tensor fasciae latae.
- Arm Cocking Picture
- Arm Acceleration Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis.
- Arm Acceleration Non-Throwing Arm-Elbow extension. Triceps brachii & anconeus (assists). (Downward) Throwing Arm- Elbow extension; Triceps brachii & anconeus (assists). Protraction of the shoulder girdle. Pectoralis minor & serratus anterior. Horizontal Adduction of the shoulder joint. Anterior deltiod, pectoralis major, & coracobrachialis.
- Arm Acceleration Picture
- Arm Deceleration Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis.
- Arm Deceleration Non-Throwing Arm-Elbow extension. Triceps brachii & anconeus (assists). (Downward) Throwing Arm- Elbow flexion. Biceps brachii, brachialis, brachioradialis eccentrically contracting. Downward rotation of the shoulder girdle. Pectoralis minor & rhomboid. Horizontal Adduction of the shoulder joint. Anterior deltiod, pectoralis major, & coracobrachialis.
- Arm Deceleration Picture
- Follow Through Front leg-Knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis. Back leg-Slight knee extension; rectus femoris, vastuslateralis, vastusintermedius, & vastusmedialis.
- Follow Through Non-Throwing Arm-Elbow extension. Triceps brachii & anconeus (assists). (Downward) Throwing Arm- Elbow flexion. Biceps brachii, brachialis, brachioradialis eccentrically contracting. Downward rotation of the shoulder girdle.Pectoralis minor & rhomboid. Horizontal Adduction of the shoulder joint. Anterior deltiod, pectoralis major, & coracobrachialis. Wrist-concentrically contracted in flexion.
- Follow Through Trunk-right or left lumbar rotation; rectus abdominis, external oblique abdominal, & internal oblique abdominal. Hip-internal rotation; gluteus minimus, gluteus medius, & tensor fasciae latae.
- Follow Through Picture
- Training Tips Strengthen & Stretch: quadriceps biceps brachii triceps brachii trapezius pectoralis deltoids
- Injury Concerns Over use Poor throwing technique Joint inflammation Stress fractures Ligament tears Elbow sprain Locking of joints Tendonitis
- Video http://www.youtube.com/watch?v=Fr2MdLTEanw&feature=related
- References http://www.indiana.edu/~sportbm/p391-lectures/throwing.pdf http://www.5min.com/Video/How-to-Properly-Throw-a-football-65095558 http://www.geisingersportsmed.com/shoulder/throwing/index.html
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