http://link.springer.com/article/10.1007%2Fs00296-016-3625-x
In this study the authors state ” In this meta-analysis, we observe that BMD ( bone mineral density as measured by a DEXA machine) at the lumbar spine is decreased in FMS compared with normal individuals. Patients with FMS should be assessed for risk of osteoporosis.”

Great reminder that having knowledge can lead to preventative action.