Related Experiment Videos
Endocrine aspects of obesity
1Uniformed Services University of the Health Sciences, Bethesda, Maryland.
The Medical Clinics of North America
|January 1, 1989
Summary
Obesity causes various endocrine changes, some clinically significant like increased cancer risk, while others are beneficial or their relevance is unknown. Persistent endocrine abnormalities after weight loss suggest underlying disorders contributing to obesity.
Area of Science:
- Endocrinology
- Obesity Medicine
- Metabolic Disorders
Background:
- Obesity is linked to numerous endocrine system alterations.
- Some endocrine changes in obesity have significant clinical implications, while others are physiologically irrelevant or their impact is unclear.
- Potential hypothalamic dysfunction is suggested by altered hormone responses and elevated endorphin levels in obese individuals.
Purpose of the Study:
- To review the endocrine changes associated with obesity.
- To discuss the clinical relevance and physiological impact of these endocrine alterations.
- To explore the possibility of underlying disorders contributing to both obesity and endocrine dysfunction.
Main Methods:
- Review of existing literature on obesity and endocrine parameters.
- Analysis of endocrine changes, including hormone levels and responses to stimuli.
- Correlation of endocrine abnormalities with clinical outcomes and weight loss effects.
Main Results:
- Obesity is associated with reduced Sex Hormone-Binding Globulin (SHBG), hyperestrogenemia, hyperlipidemia, and suppressed growth hormone output.
- Endocrine changes in obesity can be detrimental (e.g., endometrial carcinoma risk) or beneficial (e.g., reduced osteoporosis incidence).
- Impaired hormonal responses to insulin-induced hypoglycemia and elevated endorphins suggest hypothalamic dysfunction.
- Persistence of endocrine abnormalities post-weight reduction indicates a potential underlying disorder.
Conclusions:
- Endocrine changes in obesity range from clinically insignificant to those with major health impacts.
- Hypothalamic dysfunction may play a role in the endocrine profile of obesity.
- The persistence of endocrine abnormalities after weight loss suggests that obesity and endocrine dysfunction may share common underlying causes, necessitating further research into obesity's pathogenesis for targeted treatments.