Study Links Pregnancy Air Pollution to Delayed Speech in Infants

(MENAFN) New research suggests that exposure to higher levels of air pollution during early pregnancy may be associated with delays in speech development in infants, according to findings reported on Wednesday.

The study, conducted by researchers at King’s College London, examined 498 babies and found that prenatal exposure to pollutants such as nitrogen dioxide, fine particulate matter, and ultra-fine particles during the first trimester could be linked to slower speech development by around 18 months of age.

As stated by the research team, the impact appeared more pronounced in premature infants, who not only showed delays in speech development but also exhibited impaired motor skills.

Researchers highlighted that the findings point to broader environmental inequality, noting that air pollution disproportionately affects disadvantaged communities. They emphasized that this exposure during pregnancy may place unborn children at unequal health risks and called for systemic measures to address the issue.

The study is described as the first conducted in London to directly connect prenatal air pollution exposure with early developmental outcomes in infants, and researchers say the implications may extend globally.

They also noted that nearly the entire global population lives in areas where air quality exceeds World Health Organization safety limits, reinforcing concerns that pollution remains one of the most significant environmental health risks worldwide.

MENAFN29042026000045017281ID1111048297