Nash Keen

Nash Keen, the world’s most premature surviving baby, continues to reach developmental milestones and inspire families of critically premature infants. Researchers at the University of Iowa Health Care noted improved survival rates for 21-week gestation babies, crediting advances in neonatal care. Nash’s mother, Mollie Keen, highlights his progress and the hope his journey provides to others.

Nash Keen, the world’s most premature surviving baby born at 21 weeks gestation, continues to reach developmental milestones and inspire families of critically premature infants. His case has influenced neonatal care advancements, with six out of 17 babies born at 21 weeks at the University of Iowa Health Care surviving between 2010 and early 2025.

Nash Keen, the world’s most premature surviving baby, continues to reach developmental milestones and inspire families of preterm infants. Born at 21 weeks gestation, his survival has influenced neonatal care advancements, with six out of 17 similar cases at the University of Iowa Health Care resulting in survival since 2010.