 We continue to utilize a prospective randomized controlled design for Specific Aims 1 and 2 as outlined in the original funded application. The Boone County Superintendent and the Boone County School Board approved the participation testing, busing, randomized intervention, etc of the school systems girls athletic programs Basketball, Soccer and Volleyball at their monthly school board meeting on Thursday, June 11, 2009 and pre-testing began on September 1, 2009. As outlined, school-sponsored basketball, soccer and volleyball teams from the Boone County, Kentucky school system have been and are almost completely recruited, tested and tracked. Testing will be completed by December 31, 2010. Female subjects from all the county high school and junior high schools are being screened prior to the start of their basketball and soccer and volleyball seasons. 