By measuring for lower electrical resistance, Dr. Jia-Xu Chen and Sheng-Xing Ma were able to find the exact positions of acupuncture points. Inspired by the idea that the Chinese character for Qi 气 literatally means gas, they decided to test whether gasses were in fact escaping these points. They discovered one gas in particular that serves as a neurotransmitter. These  gaseous  neurotransmitters such as carbon monoxide, nitric oxide and hydrogen sulfide are a vital part of human physiology. Continue reading