A baby born at only 21 weeks of gestation last July in Iowa City, Iowa, has just celebrated his first birthday, and among his gifts is a Guinness world record for most premature baby.

A baby born at 21 weeks' gestation in Iowa City, Iowa, has celebrated his first birthday, earning a Guinness world record for being the most premature baby.

Boy sets Guinness record for world's most premature baby, celebrates 1st birthday When Nash Keen was born, he weighed just 10 ounces.

Guinness World Records announced Wednesday that an Ankeny, Iowa baby is now the youngest prematurely born baby on record.

A baby born at only 21 weeks of gestation last July in Iowa City, Iowa, has just celebrated his first birthday, and among his gifts is a Guinness world record for most premature baby.

A baby born at a University of Iowa Health Care hospital in Iowa City has been named the Guinness World Records titleholder for most premature baby. Nash Keen is now 1 year old and doing better ...

Nash Keen, who holds the Guinness World Record for most premature baby, recently celebrated his first birthday.

World’s Most Premature Baby Was Born Weighing Less Than a Grapefruit. Now He's Celebrating His First Birthday “It’s emotional in so many ways," said Nash Keen's mom ...

Ankeny's Nash Keen was born to parents Mollie and Randall Keen at just 10 ounces. Now at 1 years old, Nash holds a new title: world record-holder.

Born at 133 days premature, he holds the Guinness World Record for most premature baby. “Nash has a spunky personality, he’s always happy. You rarely see him cry.