Tip: Consider investing in an ergonomic chair which can reduce back and neck pain.
小贴士：可以考虑买个能减少背痛和脖子疼的人体工学椅子。
Back pain, neck pain, and headache are among the easiest to fake.
背疼，脖子疼和头疼是最容易假造的症状。
First is physical pain like tooth ache, body ache, back pain, neck pain etc. and second is heart pain.
第一种是生理上的，像牙痛，身上痛，背痛，脖子痛等等，第二种是心痛。
They all had cervical degenerative change in different degree and neck-shoulder-back pain history.
均有不同程度的颈椎退行性改变和颈、肩、背部疼痛史。
They all had cervical degenerative change in different degree and neck-shoulder-back pain history.
均有不同程度的颈椎退行性改变和颈、肩、背部疼痛史。
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