五千年(敝帚自珍)

主题:【原创】自学游泳体会 -- NTLS

共:💬53 🌺114
全看分页树展 · 主题 跟帖
家园 Blythe Lucero 的杰作 第1-25招 自由泳

外链出处

Blythe Lucero 的杰作

游泳是科学和艺术的结合, 要有感觉和悟性, 体会省力和高效.

要花工夫去练习, 在"多快好省"里,先做到"好省", 着重改进技术 - 身体姿势, 放松向后踢水, 长宽高立体划水, 回程放松对直, 呼吸节奏, 扭腰发力, 协调配合. 而后实现"多快", 游得更远和更快.

追求完美: 只做对了99%就是100%的错误.

身体放平是一切的基础

1.Downhill Float 前压平躺

如何做到: 收颚,收腹,胸部下压,腿和脚不下沉

-shift weight to achieve a downhill floating position

-understand the importance of a correct head position

-feel effective core tension and stability

2.Log Roll 圆木滚

直挺挺的在6,9,12,3点位置滚动,腿和脚不下沉

-maintain horizontal axis while rolling

-access power from your core

-get comfortable floating downhill in a non-flat position

踢水的关键:放松,弯曲,大腿带动

3.Twelve Kick Switch 侧踢12下

头大部分在水里,呼吸时转身到仰面躺位置

-maintain a downhill float while moving

-feel leverage from the core

-identify the longest freestyle position

4.Toe Point 脚尖伸直

内旋成八字,上下踢都应感到水的流动

-understand the importance of a pointed toe kick

-experiment with foot pitch

-develop a centralized kick

5.Floppy Feet 腿脚弯曲似鞭梢或红旗随风而舞

-develop a relaxed kick

-experience fish-like propulsion

-learning to conserve energy

6.Vertical Kicking 直立踢水30秒,手划水,手抱胸,手出水

-understand the importance of foot speed

-engage the correct muscles for flutter kick

-feel the water with your feet

front - quadriceps 四头肌, 大腿前部的

back - hamstring 掴绳肌, 大腿后部的三块肌肉之一,用来屈伸膝关节、旋转腿、伸大腿 gluteus 臀肌

7.Single Leg Kicking 扶板单腿踢水

-develop an effective full leg kick

-feel a continuous kick

-keeping the foot connected to the water

划水的关键:拇指前伸,高肘上墙(头到胸前的一尺水出力最大),加速

8.Pull Push 前拉后推

-feel the path of the arm stroke

-achieve a high elbow position

-use the full length of the stroke

Sweep your hand slightly outward and down, then inward until it lines up under your shoulder. At this point, stick out elblow as if you were trying to nudge someone. This is the PULL portion of arm stroke.前拉

From there, press back quickly on the water with your hand and elbow. Your hand pass your elbow and your hip with your thumb touching your thigh. This is the PUSH portion of arm stroke.后推

9.Catch Up 双手前伸

-practice long stroke

-feel acceleration in arm stroke

-develop a high elbow underwater arm stroke

10.All Thumbs 拇指前伸

比较符合人的生理结构,伸的更远

沿肩的延伸线向前,不是头和身体中线的延伸线.

-avoid over-reaching to the the center at entry

-practice aligned extension

-initiate arm stroke from a position of strength

11.Sculling 摇橹

拇指向下手往外,拇指向上手向内

A long oar mounted over the stern of a boat and moved from side to side to propel the boat forward.

-develop feel for the water

-learn to hold on to the water

-practice changing hand pitch

12.Fist 握拳划肘

-feel the water with the forearm

-understand the importance of a stable high elbow

-appreciate the role of the hand

空中移动

13.Floppy Hand 放松坠手

-practice a relaxed recovery

-rest the arm during recovery

-maintain a high elbow recovery

14.Shark Fin 移臂象鲨鱼的鱼翅

-practice a relaxed recovery

-practice the release of water

呼吸练习

15.Inhale Arm/Exhale Arm 一手划水时呼,下一手划水时吸

-learn the correct timing of breathing

-use a regular breathing pattern

-maintain a relaxed rhythmic stroke with breathing

16.Weightless Arm 前臂伸直,不要下坠和提前划水

-maintain the full length of the arm stroke while breathing

-learn the correct timing 转身划到后半程加速,利用船头形成的水涡,吸气

-use your core not just your head to breath 一定要全身转过来,不是只转头来换气

Step 3 To avoid a heavy arm, float on your side with your breathing side higher in the water. Extend your lower arm fully in front of you. Position higher arm at your side. Begin a gentle flutter kick. Holding your core firm, roll your face, shoulder and hip as a unit back untill your mouth clears the water. Inhale, roll back down. Practice several times, maintaining the position of your extended position of your lower arm throughout your roll and inhale.

Step 4 Now try it while stroking. Once you have switched floating sides and switched arm positions, prepare to breathe on the next stroke. As your arms again begin to switch positions, hold your core firm, roll your face, shoulders and hips up IN UNISON towards the stroking arm. By the time the stroking arm reaches the back of stroke, you should be floating on your other side with your mouth clear of the water to inhale.

17.Temple Press 压低太阳穴

利用船头效应形成的水涡,嘴在水线附近吸气, 此时双眼在水线上下各有一只,看到的是侧面的浮标

-practice the correct head alignment while breathing

-learn to use a LOW PROFILE breathing technique

-experienc the BOW WAVE 船头波 when inhaling

18.Dead Arm 单臂练习

-feel the core involvement in breathing 呼吸时转身

-reach forward while breathing 呼吸时前伸

-experience the correct timing of the breathing

借上腰劲

bursitis 滑囊炎,活动过度、压力和直接创伤、感染、关节炎、痛风。

rotator cuff 肩袖损伤

外链出处

外链出处

19.Three Stroke Switch 划三下,踢六下

-practice the roll into and out of the stroke

-access your core strength

-transfer power from the core to the limbs

20.Pendulum Effect 空中和水下的配合,钟摆扭动

呼吸的时候加大摆动幅度.

-understand relationship btwn recovering and stroking arms

-feel acceleration during switch

-maintain balance

21.Hip Skating 双脚滑冰, 两条轨道

-observe the role of the hips

-learn to use leverage from the core

-master switching from hip to hip

协调练习

22.Heads up 仰头向前

-learn to grab the water and stroke back

-use a continuous stroke

-match the kick to the arm stroke

23.Horizontal Rope Climb 抓绳练习

-use the largest muscles possible

-move past your anchored hand

-feel efficient forward motion

24.Dolphin 双脚打水(蝶泳)

-coordinate the kick and the arm stroke

-set the stroke rhythm to the kick

-use the momentum of the kick to benefit the stroke

25.Bilateral Breathing 两侧轮流呼吸

-coordinate the breathing with body roll

-develop a systemetrical roll and kick

全看分页树展 · 主题 跟帖


有趣有益,互惠互利;开阔视野,博采众长。
虚拟的网络,真实的人。天南地北客,相逢皆朋友

Copyright © cchere 西西河