If you value their safety, steer your daughters away from Pompoms, Pyramids and Peril:
Emergency room visits for cheerleading injuries nationwide have more than doubled since the early 1990s, and the rate of life-threatening injuries has startled researchers. Of 104 catastrophic injuries sustained by female high school and college athletes from 1982 to 2005 — head and spinal trauma that occasionally led to death — more than half resulted from cheerleading, according to the National Center for Catastrophic Sports Injury Research. All sports combined did not surpass cheerleading.
[..]
In 2005, the National Collegiate Athletic Association’s Catastrophic Injury Insurance Program found that 25 percent of the money spent on claims for student-athletes since 1998 resulted from cheerleading. That made it second only to football. The ratio of cheerleaders to football players is about 12 to 100.