Mississippi is getting hotter. Experts say it’s hurting moms and babies.

Mississippi already leads the nation in preterm births and infant mortality, and researchers say the state's brutal summer heat is making things worse. According to The 19th, extreme heat exposure during pregnancy has been linked to preterm birth, low birthweight, and other complications, with low-income and Black pregnant Mississippians facing the highest risk. In Laurel, one clinic estimates that during summer, about one in five pregnant patients arrive with early contractions tied to heat-related dehydration. Despite growing research since a landmark 2020 study, The 19th reports many doctors still don't routinely discuss heat risk with pregnant patients, and major medical groups have only recently begun updating their guidance.

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