Did you recently fracture your wrist/arm? A team at Stanford Medicine is recruiting older individuals for a study on PET-MRI for the evaluation of aging bone and osteoporosis. The study includes a single PET-MRI scan appointment (1.5 hours). To join, you must: - Be 40-80 years old - Be menopausal (if female) - Not be on osteoporosis medications - Have had a wrist/arm fracture in the last 6 months We offer $100 compensation for your time. Thank you for contributing to the future research on bone health! Interested? Fill out the questionnaire here and we will be in touch: https://redcap.link/OPSurvey Questions? Email sdatta01@stanford.edu