What is behind the declining birthrate in America? (10-20-25 Full Show)

On the program today, we discuss sexless marriages to open things up, and following that, in a similar vein, the birthrate in the United States is historically low, HHS Secretary Robert F. Kennedy Jr. recently categorized the issue as a 'national security threat' and warned it is not high enough to ensure the American population remains stable. Why are people not having kids as much as they used to?