509
Participants
Start Date
April 30, 2007
Primary Completion Date
April 30, 2012
Study Completion Date
April 30, 2013
Skeletal loading
Impact activities, 3 times per week, increasing the number of jumps (up to 40) and increasing height (from 6 inches to 24 inches per repetition) over the initial 8-weeks (2 months). New activities will be introduced approximately every 2-3 months in order to continually stress the skeleton over 2 years.
University of Arizona-Ina Gittings Bldg. #93, Tucson
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH