Hu Shih was an important advocator during May 4th Now Culture Movement. He was also a thinker who had advocated freedom and democracy. This article is to examine Hu Shih's thoughts on physical education and to analyse the structure of his thoughts. There are two special featured about Hu Shih's thoughts on physical education. One is that he regarded a person's own health as the root of his or her pursuit of knowledge and career. The other is that he believed in a sport ethics which suggested competitors should share with one another in the ups and downs in sport competitions. Hu Shih's thoughts on physical education drew physical education more closer to education, presented a correct concept of making physical education a part of students' regular activities, and set up the correct ethics for sport competitions.