What are the most investigative tests for bone loss, when one has severe osteoporosis?

DEXA and blood: The gold standard for osteoporosis is DEXA scanning. Other options for evaluating severe osteoporosis are blood tests which can measure bone breakdown, as well as MRI scanning which can show thinning of the bones... But DEXA is still the gold standard.

It depends: Generally speaking, bone density testing along with appropriate laboratory testing: cbc, calcium levels, metabolic panel, iron, ferritin, thyroid, and vitamin d testing. More extensive testing may be done depending on your history, presentation, or abnormalities of the above tests: 24 hour urine calcium, parathyroid hormone, sedimentation rate, etc.

Check ca & V-D intak: U need adequate intake of both, also important is weight bearing exercise, walking is all u need 2 do. Institute a walking program, starting slowly & also advance it slowly. A dietitian consult may help. Also b sure ur md clears u 4 it . Good running shoes with wide heels r good 4 stability. If u purchase at a big store like sheels if you have trouble with them they have a good return policy.