*Shelby*

*Three months later*

I sat in the rocking chair in the nursery and creaked back and forth as I watched my babies do tummy time on the floor. At almost five months old, they were still tiny for their age, even though they had doubled their birth weights.

Despite their small size, they were healthy and thriving. I smiled as they squirmed, cooed, and reached their soft little hands toward the colorful toys scattered ...