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Early life stress can programme our health
1Department of Clinical Neuroscience, University of Edinburgh, Western General Hospital, UK.
Journal of Neuroendocrinology
|March 21, 2001
Summary
Maternal stress during pregnancy can negatively impact fetal development, potentially leading to long-term health issues. Elevated stress hormones in the mother may program the fetal brain for later-life mood and cognitive problems.
Area of Science:
- Developmental neuroscience
- Maternal-fetal medicine
- Endocrinology
Background:
- Optimal fetal development requires a stable intrauterine environment.
- Adverse environmental factors can increase the risk of later-life health problems.
- Prenatal stress is increasingly recognized as a significant environmental factor.
Purpose of the Study:
- To investigate the impact of chronic maternal stress on fetal development.
- To explore the role of glucocorticoid hormones in mediating stress effects.
- To understand the long-term consequences of prenatal stress on offspring health.
Main Methods:
- Review of accumulating evidence on prenatal stress and its effects.
- Analysis of the role of maternal glucocorticoids.
- Examination of the 'programming' of the fetal central nervous system.
Main Results:
- Chronic maternal stress is associated with lower birth weight.
- Prenatal stress elevates the risk of mood disorders and cognitive deficits in offspring.
- Elevated maternal glucocorticoids appear to mediate fetal neurodevelopmental programming.
Conclusions:
- Maternal stress during pregnancy poses a risk to fetal development.
- Glucocorticoid-mediated programming of the fetal nervous system can lead to later-life dysfunction.
- Interventions to reduce maternal stress may improve long-term child health outcomes.