The purpose of this study was to determine physical injuries during ballet practice. The 390 samples were drawn from high school, college and professional dancers. This research was conducted through a interview and questionnaire. The following results were observed: 1) The major cause of physical injury to ballet dancers was insufficient amount of warm up exercise, and then unskilled performance, nonattention, hard practice. 2) The order in sides of injury to ballot dancers were as following: 1. Foot, 2. Ankle, 3. Knee, 4. Hip joint, 5. Spine. 3) Achilles tendon rapture of ballot dancers was unobserved. 4) Over 50% of total ballot dancers, suffered from Ankle sprain, Torso pain, or Big Toe pain.