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Key Findings:
Toxic Metals in Breast Milk: A study found concerning levels of toxic metals (arsenic, lead, barium, beryllium) in the breast milk of Mayan women in Guatemala. These levels exceeded World Health Association safety standards. Impaired Infant Growth (Stunting): Higher concentrations of these metals in breast milk were linked to impaired growth (stunting) in infants. This is the first study to demonstrate this association in the Americas. Source of Contamination: Contaminated drinking water was identified as the primary source of these toxic elements entering the breast milk.
Guatemala’s Stunting Rate: Guatemala has the highest rate of stunting in the Western Hemisphere, frequently enough linked to poor nutrition and infections, but this study adds environmental pollution as a contributing factor.
Study Details:
Location: Lake Atitlán watershed region,guatemala.
Participants: 80 mothers and their infants.
Published in: Environmental Pollution journal.
Researchers: University of Arizona.
Overall Significance:
The study highlights the potential for environmental pollution to negatively impact child development, even through what is considered the best source of infant nutrition – breast milk. It emphasizes the need for interventions to protect maternal and child health and address contaminated water sources.