A comparative study on change ratio of lactic acid, heart rate & VAS according to recovery pattern after field training in Korea national bobsleigh & skeleton players Seok-ki Min, Kyeong-jin Kim, & Kwang-kyu Lee* Korea Institute of Sports Science [Purpose] [Methods] [Results] [Conclusion] Key words:
Table 1. Ranking at the 2016/2017 BMW IBSF World Cup Rank Athlete Discipline 2 A Skl 3 B Bob 14 C Bob 26 D Skl 31 E Skl Table 2. Subjects characteristic Variables Weight(kg) Height(cm) BMI Fat(%) Subjects (n=9) (Mean ± SD) 96.29±11.00 178.99 ±4.29 29.96±2.38 16.61±4.00
Table 3. Dynamic warm-up protocol Program Exercise Heel toe walks Russian walk High knee pull Walking quad stretch Butt Kicks Carioca with high knee drive Walking lunge Rear leg swing Shuffle Acceleration Duration Repetitions 5 per leg over 10m 5 per leg over 10m 5 per leg over 10m 5 per leg over 10m 10m 10m 5 per leg over 10m 5 per leg over 10m 10m 10m Total 20 min Fig. 1. Procedure of study
Table 4. High intensity field training program Plyometric training program Exercise Set x Rep Squat jump 3 x 6 Double leg ankle bounce 3 x 6 Lateral cone hop 3 x 8 Double-leg hop 3 x 8 Running bound 2 x 8 Recovery time between sets 2 min Session Sprint interval training program Distance x rep % Maximum effort 1 30m x 10 90~100 2 60m x 4 3 100m x 2 80~90 4 150m x 2 70~80 Recovery time between sessions 5~10 min max
) α 현재피로가어느정도인지표시하세요. Fig. 2. Visual Analogue Scale Fig. 3. Changes of blood lactate
Table 5. Changes of variables at immediately post training and post cool down (Mean±SD) Variables Method Post-training Test Post-cool down p post hoc Blood lactate (mmol/l) Cold water immersion 14.81 ± 1.66 7.63 ± 1.50 Method Active recovery 15.28 ± 1.71 5.18 ± 1.47 Vibration 15.44 ± 2.29 4.66 ± 1.46 Time Method x Time.239.000.000 ** ** a < b, c Heart rate (beast min -1 ) Cold water immersion 166.56 ± 4.25 123.89 ± 2.67 Method Active recovery 164.78 ± 4.29 121.11 ± 2.67 Whole body vibration 165.59 ± 3.71 122.67 ± 2.69 Time Method x Time.285.000.808 ** VAS (cm) Cold water immersion 9.11 ± 0.42 5.83 ± 0.64 Method Active recovery 9.40 ± 0.40 6.20 ± 0.49 Whole body vibration 9.23 ± 0.23 6.12 ± 1.13 Time Method x Time.302.000.871 **
mmol/l mmol/l mmol/l mmol/l
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