Chronic lower back pain is common.

慢性下背痛极为常见。

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Scientists at the University of Manchester believe injections of tiny sponge-like particles could provide an alternative to major surgery in the treatment of chronic lower back pain.

曼彻斯特大学的科学家们相信注入微小海绵状凝胶颗粒可以替代外科手术治疗中的慢性腰背痛。

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There are two main forms of lower back pain: acute and chronic.

下背部的疼痛发主要有两种类型：急性和慢性。

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As estimated 26 million Americans have chronic pain in the lower back, and roughly 15% end up on narcotics, with an increasing number taking potent remedies such as Purdue Pharma's OxyContin.

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