Health 版 (精华区)

发信人: fever (黑皮), 信区: Health
标  题: ● 踏板安全守则                                   
发信站: 哈工大紫丁香 (Thu Sep  8 22:02:19 2005), 转信

如果你也已经加入了踏板操的队伍,以下就是特别为你指定的“安全守则”:            
[基本准则]                                                                      
脚上踏板要平,并且要踏在板的中心,以防踏板不稳定                                
不要将脚跟抬离踏板,以避免跟腱扭伤                                              
下板时脚尖先着地,随后是脚跟落地可以增加缓冲                                    
除了跳跃上板以外,下板时与板的距离为12英寸                                      
跳跃上板时,脚后跟要抬离地面,重心在脚前掌                                      
只可以跳跃上板,不可以跳跃下板                                                  
做倾斜动作时,腰部不要倾斜,脚踝部倾斜                                          
保持收腹的形态,使肌肉处于正常的活跃状态                                        
膝部要保持弹性,不能僵硬挺直,以此来提供缓冲,防止背部扭伤                      
当学习协调性时,将手放于腰部,直到腿部动作熟练为止                              
课程                                                                            
[热身运动]                                                                      
两脚开立,深呼吸,给血液提供充足的氧份                                          
原地踏步,左右移动,向后交叉步,包括两脚开立,脚趾上下轻拍地面                  
左右跨步时,要以身体的中线为准                                                  
伸展小腿,尽力性拉伸腿部肌肉                                                    
胫部动力性折曲                                                                  
[一般技巧]                                                                      
下板时,由脚前掌过渡到后跟着地--身体保持向前轻度倾斜                            
在做跳跃上板时,脚后跟抬离地面                                                  
[安全事项]                                                                      
将踏板和冷却肌肉的音乐节拍控制在每分钟118-122拍之间                             
把热身音乐的节奏控制在120-134拍之间                                             
避免向前下板的动作                                                              
将力量运动限制在间隔1分钟进行                                                   
将重复的动作限制在每次5个以内                                                   
在板上不要负重练习,当一只脚在地上时,可以进行负重练习                          
避免在负重膝部时的旋转运动                                                      
变化动作时不要同时变化一个以上的动作(比如先变腿部动作再变手部动作)            
遵循低冲击到高冲击的原则                                                        
注:在以下情况时可停止踏板操练习                                                
1、腿部疲劳,动作不协调                                                         
2、出现任何明显的痛处                                                           
3、发生眩晕                                                                     
4、心率过快                                                                     
少年侠气,交结五都雄。肝胆洞,毛发耸。立谈中,死生同。一诺千金重。              
※ 来源:·BBS 水木清华站 http://smth.org·[FROM: 219.224.170.*]                 
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※ 来源:·哈工大紫丁香 bbs.hit.edu.cn·[FROM: 202.118.239.122]
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