知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 Back pain can vary from a gentle, uninteresting, bothersome ache to persistent, intense, disabling pain. Pain within your back can limit your capability to move. It could interfere with normal working and Standard of living. Constantly chat with your healthcare service provider if you have persistent pain. https://billa677wfq8.eedblog.com/profile