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Related Experiment Videos

[Tobacco and weight]

J Louis-Sylvestre1

  • 1Laboratoire de neurobiologie, de la nutrition, Ecole pratique des hautes études, Université Pierre et Marie Curie, Paris.

La Revue Du Praticien
|May 15, 1993
PubMed
Summary
This summary is machine-generated.

Smokers weigh less due to nicotine increasing metabolism and suppressing appetite. Quitting smoking leads to weight gain as metabolism normalizes and appetite returns, but this is often modest and manageable.

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Area of Science:

  • Physiology
  • Metabolism
  • Smoking Cessation

Context:

  • Smokers typically weigh less than non-smokers.
  • Nicotine intake influences metabolic rate and energy expenditure.
  • Weight gain is a common concern after smoking cessation.

Purpose:

  • To explain the physiological mechanisms behind lower smoker weight.
  • To elucidate the factors contributing to weight gain post-smoking cessation.
  • To address concerns regarding weight changes after quitting smoking.

Summary:

  • Smokers have lower body weight and adiposity compared to non-smokers, despite similar calorie intake.
  • Nicotine temporarily boosts basal metabolism and energy expenditure, suppressing appetite through increased circulating fatty acids and inhibited insulin secretion.

Related Experiment Videos

  • Weight gain after smoking cessation results from normalized energy expenditure and reduced appetite inhibition; this gain is often modest and manageable.

    • Impact:

    • Provides insight into the metabolic effects of nicotine.
    • Helps manage patient expectations regarding weight changes during smoking cessation.
    • Informs strategies for mitigating weight gain after quitting smoking.