The uneven bars are perhaps the most challenging of all gymnastics equipment. An uneven bars routine requires a gymnast to twist or flip in the air while travelling the five feet from one bar to the other.
The recent crash of an Asiana jet in San Francisco shocked the nation. Two of the 307 passengers died in the accident, and many more were injured. The plane crash inflicted great force to the upper bodies of the passengers, who were first flung forward, then backward over their lap belts. Most of the serious injuries involve spinal cord trauma to the neck and back.