CNN  —  Giving birth to triplets, quadruplets or even more has become increasingly less common in the United States. The rate of triplet and higher-order births in the US declined 62% between 1998 and 2023, according to a report published Thursday by the US Centers for Disease Control and Prevention. And the largest declines in rates were seen among mothers 30 and older. The researchers also found significant racial disparities. Among White mothers, the triplet and higher-order multiple birth