Well you are between a rock and a hard place Koala...if you have already broken 6 bones in 5 years you have to keep taking it. I've never broken anything and am very active in my yard (I understand that exercise helps) so I'm going off it...at least for awhile. Maybe next physical we'll do another bone density test and see if there's any change.
I'm a huge believer in being our own advocates re: our bodies.