With the development of internet technology and physiological signal technology in the era of big data, exploring the correlation between human physiological information and teaching process has become a new hot spot in the field of education. The article expounded the physiological signals and their characteristics; and investigated the principles, applications and future research direction of physiological information analysis method such as heart rate detection analysis, eye-tracking technology, galvanic skin response and electroencephalography. In the end, this paper presented the big data...