The new study comes at a time when medical researchers are showing that bed rest is an ineffective treatment for similar problems, such as routine lower back pain. Lengthy bed rest also comes with its own set of complications.

• 这项新的研究结果发表之日正是医学研究表明卧床休息对类似的疾病并无疗效之时，例如对日常的尾脊疼痛来说，长时间卧床还会带来一些并发症。