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Dynamic vs static stretching

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Dynamic vs static stretching

  1. 1. Dynamic vs Static Stretching By Sam McLoughlin-Wilden u3052230
  2. 2. Article Used • DYNAMIC VS. STATIC-STRETCHING WARM UP: THE EFFECT ON POWER AND AGILITY PERFORMANCE, DANNY J. MCMILLIAN, JOSEF H. MOORE, BRIAN S. HATLER,AND DEAN C. TAYLOR. Published by Journal of Strength and Conditioning Research 2006
  3. 3. Stretching • Stretching has always been a hotly debated topic between physios, sports scientists and players. This is due to the large variety of stretches for the body and the different reactions that different people feel.
  4. 4. Relation to Coaching • Stretching is highly important to coaching. Some coaches might prefer a quick warm up while others want a long one. Some might prefer static stretching others prefer dynamic. This article looks to offer coaches a scientifically proven opinion on the best kind of stretching.
  5. 5. Static Stretching • Static Stretching involves stretching a muscle until it reaches maximum tension and then holding that point. • This then slowly lengthens the muscle. The stretch must be held for a minimum of 30 seconds and a maximum of 2 minutes.
  6. 6. Dynamic Stretching • Dynamic stretching is essentially stretching while moving. It utilizes momentum to propel muscles into an extended range of motion. • It is important that during dynamic stretching the athlete does not exceed the static stretch range the athlete can accomplish.
  7. 7. Stretching • This article performs many tests to evaluate the differences between dynamic and static stretching. These tests evaluate athletes performances after both static and dynamic stretching.
  8. 8. Hypothesis • The article hypothesised that dynamic stretching would result in higher performance than static stretching due to the similarities that dynamic stretching shares with the sports that the athletes are preparing for. E.g Soccer, tennis, Rugby etc.
  9. 9. Hypothesis Merits to the hypothesis. • Dynamic stretching focuses on the muscle groups used in sports. • Dynamic stretching utilises the same movements used in sports. • These points make sense thus leading me to agree with the hypothesis.
  10. 10. Participants • The participants in the study were 30 united states military academy cadets. These cadets had to be fully fit for military duty. In addition they all part of rugby, lacrosse or strength and conditioning team. This ensured that all participants were fit and strongly conditioned.
  11. 11. Performance Testing • The test used the 5-step jump to measure leg power, medicine ball throw for total-body power and the T-drill was chosen to measure agility. The time between warm up and beginning of the activities was 2 minutes.
  12. 12. 5 Step Jump • The test involved athletes doing dynamic, static and no stretching, then participating in the activity over 3 days. • Results • No warm up (NWU): Mean of 9.51m, SD of 1.14 • Static Stretch: Mean of 9.78m, SD of 1.172 • Dynamic Stretch: 10.06m, SD of 1.23
  13. 13. Medicine Ball Throw • Results • NWU: Mean 9.47m, SD of 2.89 • Static Stretching: Mean 9.34m, SD of 2.87 • Dynamic Stretching: Mean 9.79m, SD of 3.01 • Note: Static stretching is detrimental to performance of total body power.
  14. 14. T Drill • Results measured in seconds. • NWU: Mean 9.77s, SD of 0.82 • Static Stretching: Mean of 9.69s, SD of 0.85 • Dynamic Stretching: Mean of 9.56s, SD of 0.79
  15. 15. Review of the Results • The results showed that in each test, dynamic stretching offered the higher performance increase over static stretching. • In the case of the medicine ball throw there was a negative effect on performance by static stretching.
  16. 16. Review of the Method • In method used to produce the result is both efficient and reliable. All the participants are well conditioned while there is a sufficient amount of participants to gain an accurate result. • Furthermore there is a sufficient break between each test to allow the athletes to be back to their peak condition. This allows accurate results.
  17. 17. Conclusion • This article is a helpful and recommended study of the benefits of dynamic stretching. It scientifically studies the effects of static, dynamic and no warm up, and provides good results to back up their conclusion.

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