一位美丽的公主躺在20层厚的软垫上,但仍彻夜辗转、难以入眠。后来,她在气恼和矇眬之中发现有人在软垫底下偷放了一粒碗豆……。这个脍炙人口的《豌豆公主》的童话故事显然是夸张的,但疼痛是真实存在的,然而又是神秘莫测的。为什么某种疼痛对甲仅是有所感觉而已,但对乙却是如此难以忍受呢?疼痛仅仅是人脑的感觉吗?疼痛是一种个人感觉,至今没有像体温计这样的仪器来测定。人感觉痛的部位称之为“痛点”。某一研究小组曾用X光对一些脊椎关 A beautiful princess lay on a 20-layer thick cushion, but still tossing all night long, it is difficult to sleep. Later, she was angry and confused to find someone stole a bowl of beans under the cushion ... .... The fairy tale of this popular “Princess Pea” is clearly an exaggeration, but the pain is real, yet mysterious. Why do some kind of pain only feel it, but it is so unbearable for it? Is it just the feeling of the human brain? Pain is a personal feeling, so far no such instrument as a thermometer to measure. People feel the site of pain called “pain point.” A team of researchers used X-rays to treat some vertebrae