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Related Concept Videos

Cerebral Hemispheres01:05

Cerebral Hemispheres

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The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
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Prenatal Substance Exposure and Birth Weight: Findings From the HEALthy Brain and Child Development Study.

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An introduction to the HEALthy Brain and Child Development Study (HBCD) study.

Charles A Nelson1, Jessica Frankeberger2, Christina D Chambers3

  • 1Department of Pediatrics, Harvard Medical School and Boston Children's Hospital, Boston, MA, USA; Harvard Graduate School of Education, Boston, MA, USA.

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The HEALthy Brain and Child Development (HBCD) Study tracks child development from pregnancy to age 10. It investigates how prenatal substance exposure and other factors impact brain development and long-term health outcomes.

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Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Pediatrics

Background:

  • Human brain development begins prenatally and continues rapidly post-birth.
  • Prenatal and early childhood exposures to biological (e.g., substance use) or psychosocial hazards (e.g., maltreatment) can alter typical developmental trajectories.
  • These alterations are linked to potential psychological, behavioral, and physical health issues.

Purpose of the Study:

  • To examine the short- and long-term effects of various prenatal and early childhood factors on developmental trajectories.
  • To understand the impact of prenatal substance use on brain development and child health.
  • To inform future interventions and policies promoting child wellbeing and resilience.

Main Methods:

  • The HEALthy Brain and Child Development (HBCD) Study is a multi-site, prospective, longitudinal cohort study.
  • Data collection spans from pregnancy through age 10, with varying sampling density.
  • Multimodal data on brain, physical, biological, cognitive, behavioral, social, and emotional development are collected.

Main Results:

  • The HBCD Study is collecting comprehensive data on child development.
  • Data will be made publicly available annually to facilitate research.
  • This study provides a foundation for understanding developmental impacts.

Conclusions:

  • The HBCD Study's findings will be crucial for developing effective prenatal and early childhood interventions.
  • Understanding developmental trajectories is key to promoting resilience in children.
  • Publicly accessible data will advance research on child health and wellbeing.