Insulin-like growth factor (IGF) axis hormones are associated with multiple chronic diseases. Reports of the relationship between adiposity and IGF-axis hormones vary widely. This study hypothesized that physical activity levels modify the association of IGF axis hormones with adiposity.
Center for Clinical Epidemiology and Biostatistics, University of Pennsylvania School of Medicine, 903 Blockley Hall, 423 Guardian Drive, Philadelphia, PA 19104-6021, USA. Schmitz@mail.med.upenn.edu
