Babies should regain birth weight by 2 week, and gain 4-8 ounces per week. Benefits of breastfeeding last far beyond the first few weeks. Breastfed infants have 5x fewer urinary tract infections. Breastfed infants have 5x fewer serious illness. Breastfed infants have 5x fewer allergies.
Breastfed infants have less constipation, diarrhea, spitting up, and colic.
Breastfed infants have better jaw and speech development. Breastfed infants tend to be an average of 7 IQ points higher than the artificially fed infant. Infants breastfed for one year are half as likely to develop diabetes as artificially fed infants. Less Osteoporosis, Ovarian and Breast Cancer, and decreased risk for diabetes resulting from Gestational Diabetes.