3.引起手指肌腱炎:大拇指常常彎曲導致肌腱疲勞，引起肌腱受損，從而導致

3.引起手指肌腱炎:大拇指常常彎曲導致肌腱疲勞，引起肌腱受損，從而導致大拇指難以彎曲；例如:滑鼠手（腕隧道症候群）：當手腕長時間維持同姿勢時，過度使用手腕的結果，就可能導致腕隧道症候群，手指與手掌出現痠麻、無力等症狀

結果 (英文) 1:

3. tendinitis caused finger:
thumb tendon often due to bending fatigue, caused by damage to the tendon, resulting in a thumb hard to bend;
example:
mouse hand (carpal tunnel syndrome): When the same time to maintain the posture of the wrist, the wrist overuse the results may lead to carpal tunnel syndrome, tingling fingers and palm appeared, weakness and other symptoms

結果 (英文) 2:

3. Causes finger tendinitis:
The thumb often bends and causes tendon fatigue, which causes damage, which makes the thumb difficult to bend;
For example:
Mouse hand (wrist tunnel syndrome): When the wrist maintains the same posture for a long time, the result of excessive use of the wrist may lead to wrist tunnel syndrome, fingers and palms sour, powerlessand and other symptoms

結果 (英文) 3:

3. Cause tendinitis of fingers:
The flexure of thumb often leads to tendon fatigue and tendon damage, which makes it difficult to bend the thumb;
For example:
Mouse hand (carpal tunnel syndrome): when the wrist is kept in the same position for a long time, excessive use of the wrist may cause carpal tunnel syndrome, numbness and weakness of fingers and palms