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Related Experiment Videos

Cigarette smoking, obesity, and bone mass.

C W Slemenda1, S L Hui, C Longcope

  • 1Regenstrief Institute for Health Care, Indiana University School of Medicine, Indianapolis.

Journal of Bone and Mineral Research : the Official Journal of the American Society for Bone and Mineral Research
|October 1, 1989
PubMed
Summary

Smoking is linked to lower bone mass in women around menopause, increasing osteoporosis risk. However, smoking does not appear to accelerate bone loss during this critical period.

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Area of Science:

  • Bone Health and Metabolism
  • Menopause Research
  • Smoking Cessation Studies

Background:

  • Smoking is a known risk factor for osteoporosis.
  • The specific impact of smoking on bone mass and bone loss around menopause requires further elucidation.
  • Understanding the interplay between smoking, adiposity, and hormone levels is crucial for bone health management.

Purpose of the Study:

  • To assess the effects of smoking on bone mass and bone loss in peri- and postmenopausal women.
  • To determine if smoking's effects on bone are independent of adiposity and hormone concentrations.
  • To evaluate smoking's role in osteoporosis risk in this demographic.

Main Methods:

  • Prospective study of 84 healthy, peri- and postmenopausal women over 3.5 years.

Related Experiment Videos

  • Analysis of radial and vertebral bone mineral content.
  • Regression models incorporating smoking history (pack-years), obesity, and hormone levels.

    • Main Results:

    • Heavy smokers exhibited significantly lower radial and vertebral bone mineral content compared to light or nonsmokers.
    • Smoking (pack-years) remained a significant predictor of bone mass, independent of obesity.
    • No significant effects of smoking on bone loss rates were detected at any site.

    Conclusions:

    • Smokers have lower bone mass around menopause, elevating their risk for osteoporosis.
    • This reduced bone mass is established by menopause and not significantly influenced by smoking rates during the menopausal transition.
    • Smoking does not appear to accelerate bone loss in this period, possibly due to unchanged estrogen levels between smokers and nonsmokers.