I'm a 65 year old woman who was recently diagnosed with osteopenia.  How is this similar to osteoporosis, and how is it treated?
D000368:Aged; D015519:Bone Density; D050071:Bone Density Conservation Agents / Q000627:therapeutic use; D001851:Bone Diseases, Metabolic / Q000473:pathology* / Q000628:therapy; D002136:Calcium, Dietary / Q000627:therapeutic use; D005260:Female; D006801:Humans; D008297:Male; D010024:Osteoporosis / Q000473:pathology* / Q000628:therapy; D012720:Severity of Illness Index; D014807:Vitamin D / Q000627:therapeutic use
D050071:Bone Density Conservation Agents; D002136:Calcium, Dietary; D014807:Vitamin D