But children who didn’t have a younger sibling by first grade much more likely to be obese
Source: If Younger Sibling Arrives Before 1st Grade, Kids Less Likely to Be Obese: Study
But children who didn’t have a younger sibling by first grade much more likely to be obese
Source: If Younger Sibling Arrives Before 1st Grade, Kids Less Likely to Be Obese: Study
Enhancing Fertility 