Usually we finish about AD 700 or AD 800, but you have to bring the acupuncture story down to modern times because the acupuncture analgesia was only discovered in recent times, twenty years ago. It must work by mobilizing the endorphines and encepholines in the brain. Not many people know that our own brains make substances that are fifty times the potency of morphine, for instance.
你知道針灸止痛的發現是近廿年的事，它的運作與腦的分泌有關，現在許多人才開始知道咱們自己的腦袋能製造勝過嗎啡五十倍的止痛療效。