So there you have it, there is an ill effect to early solid foods. (babycenter.com)
This is particularly significant if you introduce solid foods to your baby before he actually needs them — studies show that obesity can be the result of early solid feeding. (homemade-baby-food-recipes.com)
In part, that's because early solids have been tied to obesity and other chronic conditions and because public health experts agree it's best if mothers can breastfeed exclusively for six months. (nydailynews.com)