I notice that "youngermommy" appears to be an online handle, username, or content creator tag rather than a formal topic, book, or public figure with widely available biographical or academic reviews.
As with any online community or blog, there may be criticisms or limitations to consider. For example:
One of the hardest parts of being a younger mom is the feeling of the "gap." You might feel like you exist in the space between your childless friends—who don't understand why you can’t do a spontaneous weekend trip—and the older moms at the park, who might look at you with a mix of curiosity and judgment.