Five experts examine how safe downhill skiing is, what types of equipment can prevent injury, and what the current trends are in equipment design. (MT)

Nine custom-made mouth-protector materials were tested for hardness, tear strength, tear energy, and visibility. Results are discussed. (Author/MT)

The results of three recently presented clinical studies and a biomechanical study of the use of lateral knee braces to prevent knee injuries are reviewed. The results raise serious doubts about the efficacy of the preventive knee braces which are currently available. (Author/MT)

Three case studies of tennis players with vague wrist pain when hitting the ball showed unremarkable physical examination results. However, x-rays taken of the tennis rackets they used showed fractures in the handle weights, and replacement of the rackets relieved all symptoms. (Author/CB)

Five physicians discuss the use of knee braces to prevent injuries in football players. Questions are raised regarding the strength and design of the braces, whether they prestress the knee in some cases, and whether they actually reduce injuries. More clinical and biomechanical research is called for. (MT)

Arch lengths of 413 university football players were measured and compared with 12 types of mouth-formed mouth guards to test conformance with the National Collegiate Athletic Association (NCAA) rule. Results reveal that for a majority of players, currently available mouth guards are not large enough to meet the NCAA rule. (Author/MT)