Leading Causes of Preterm Birth

Major risk factors include a history of prior preterm birth, multiple gestations (twins, triplets), and problems with the uterus or cervix; other contributing factors include infections, chronic conditions like diabetes and hypertension, and lifestyle choices.

Sources

• Preterm labor and preterm birth: Are you at risk? | March of Dimes
• Understanding and Preventing Preterm Birth: Strategies for a Healthier Pregnancy
• A profile of prematurity of United States | PeriStats - March of Dimes
• Preventing Preterm Birth: Steps Every Expectant Mother Should Know - A Woman's Place

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