[技術] 發球是不是很傷肩膀阿
前幾天練發球
連續發了一個小時的球
用力普通用力輕輕碰各1/3
結果肩膀痛了快3天今天才沒啥感覺
姿勢之前給老師看過
說沒有特別的問題
發球對肩膀負荷真的有這麼大嗎
謝謝
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 61.57.132.179
→
06/11 01:06, , 1F
06/11 01:06, 1F
推
06/11 01:06, , 2F
06/11 01:06, 2F
→
06/11 01:07, , 3F
06/11 01:07, 3F
→
06/11 01:07, , 4F
06/11 01:07, 4F
→
06/11 01:07, , 5F
06/11 01:07, 5F
→
06/11 01:07, , 6F
06/11 01:07, 6F
→
06/11 01:08, , 7F
06/11 01:08, 7F
→
06/11 01:19, , 8F
06/11 01:19, 8F
→
06/11 01:19, , 9F
06/11 01:19, 9F
→
06/11 01:20, , 10F
06/11 01:20, 10F
推
06/11 19:41, , 11F
06/11 19:41, 11F
→
06/11 19:41, , 12F
06/11 19:41, 12F
推
06/11 20:05, , 13F
06/11 20:05, 13F
推
06/11 23:13, , 14F
06/11 23:13, 14F
→
06/11 23:14, , 15F
06/11 23:14, 15F
→
06/11 23:15, , 16F
06/11 23:15, 16F
→
06/11 23:16, , 17F
06/11 23:16, 17F
→
06/11 23:17, , 18F
06/11 23:17, 18F
→
06/11 23:17, , 19F
06/11 23:17, 19F
推
06/12 01:00, , 20F
06/12 01:00, 20F