Study Links Prenatal Exposure to Air Pollution to Negative Impact on Infants’ Heart Rate Response to Stress

A mother’s exposure to particulate air pollution during pregnancy is associated with reduced cardiac response to stress in six-month-old infants, according to Mount Sinai research published in Environmental Health Perspectives in October. This study is the first to find that particulate air pollution exposure in utero can affect heart rate variability, which is a known risk factor for health issues.

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