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Fetal origins of cardiovascular disease
1MRC Environmental Epidemiology Unit, University of Southampton, UK. david.barker@mrc.soton.ac.uk
Insights
Low birthweight and short stature in infants are linked to adult cardiovascular disease and diabetes. These conditions may arise from fetal adaptations to undernutrition, permanently altering body structure and function.
Area of Science:
- Developmental biology
- Public health
- Endocrinology
Background:
- Infant low birthweight, thinness, and short body length are correlated with higher adult cardiovascular disease and non-insulin dependent diabetes rates.
- The fetal origins hypothesis suggests these adult diseases stem from fetal adaptive responses to undernutrition.
Purpose of the Study:
- To explore the fetal origins hypothesis regarding chronic disease development.
- To understand the cardiovascular, metabolic, and endocrine adaptations in fetuses experiencing undernutrition.
- To identify potential prevention strategies for these adult-onset diseases.
Main Methods:
- This study is based on the fetal origins hypothesis, reviewing existing literature and data.
- Analysis of epidemiological data linking birth parameters to adult health outcomes.
- Examination of physiological and endocrine mechanisms involved in fetal development and adaptation.
Main Results:
- Fetal undernutrition can induce permanent cardiovascular, metabolic, and endocrine adaptations.
- These permanent changes in fetal development are associated with increased risk of chronic diseases later in life.
- Imbalances in fetal growth or nutrient supply are key factors.
Conclusions:
- Preventing adult cardiovascular disease and diabetes may involve addressing fetal growth imbalances.
- Optimizing nutrient supply to the fetus is crucial for preventing long-term health issues.
- Interventions targeting prenatal and postnatal growth synchrony are essential.
Abstract:
Low birthweight, thinness and short body length at birth are now known to be associated with increased rates of cardiovascular disease and non-insulin dependent diabetes in adult life. The fetal origins hypothesis proposes that these diseases originate through adaptations which the fetus makes when it is undernourished. These adaptations may be cardiovascular, metabolic or endocrine. They permanently change the structure and function of the body. Prevention of the diseases may depend on prevention of imbalances in fetal growth or imbalances between prenatal and postnatal growth, or imbalances in nutrient supply to the fetus.