Core Muscles
Sitting up has to be the most under-appreciated, least anticipated milestone that a kid goes through in their first half-or-so-year. Goodness knows I wasn't waiting for it. But man, is it a biggy.
Sitting up has to be the most under-appreciated, least anticipated milestone that a kid goes through in their first half-or-so-year. Goodness knows I wasn't waiting for it. But man, is it a biggy.