Smoking increases bone loss and decreases intestinal calcium absorption.

  title={Smoking increases bone loss and decreases intestinal calcium absorption.},
  author={Elizabeth A Krall and Bess Dawson-Hughes},
  journal={Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research},
  volume={14 2},
Cigarette use is a risk factor for increased bone mineral density (BMD) loss but the mechanisms are not well understood. The relationship of smoking to rates of BMD change at the femoral neck, spine, and total body, and to intestinal calcium absorption were examined in 402 elderly men and women (32 smokers, 370 nonsmokers) who participated in a 3-year placebo-controlled study of calcium and vitamin D supplementation. Subjects in the supplemented group took 500 mg/day of elemental calcium and… CONTINUE READING
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