Futsal has become an important form of "campus football". It can provide important supports to sustainable development of "campus football" by studying injuries futsal players. In this study, the injured position and causes of futsal players were analyzed through questionnaire survey, comparison and literature review. It concludes that ankle is the most vulnerable position of futsal players to injuries, followed by waist, knee joint, head and face, hip and thigh successively. Waist is the most vulnerable position of goalkeeper, followed by hand, head and face, ankle and shoulder successively. Unreasonable body contact, inaccurate technical movement and poor physical strength preparation are main causes of injuries, which have some similarities and differences with causes of injuries in standard football games. Finally, different prevention measures were proposed to different injury positions.