title: Boning up on calcium and vitamin D.  Do you need supplements to preserve your bone health?
mesh_terms: D026683:Advisory Committees; D000368:Aged; D050071:Bone Density Conservation Agents / Q000008:administration & dosage* / Q000009:adverse effects; D002114:Calcinosis / Q000139:chemically induced; D002136:Calcium, Dietary / Q000008:administration & dosage* / Q000009:adverse effects; D003324:Coronary Artery Disease / Q000139:chemically induced; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000517:prevention & control*; D017410:Practice Guidelines as Topic; D012307:Risk Factors; D014481:United States; D014807:Vitamin D / Q000008:administration & dosage* / Q000009:adverse effects
chemical_list: D050071:Bone Density Conservation Agents; D002136:Calcium, Dietary; D014807:Vitamin D