How Breastfed Babies Measure Up

The new World Health Organization (WHO) growth charts reflect data on children fed only breast milk and water for their first 4 to 6 months.


The new World Health Organization (WHO) growth charts reflect data on children fed only breast milk and water for their first 4 to 6 months. If this sounds like your baby, check out the abbreviated chart below for median weight guidelines (in pounds) derived from the WHO data.
 

 MEDIAN WEIGHT
AGE(GIRLS) (BOYS)
Birth7.17.3
1 month9.39.9
2 months11.212.3
3 months12.814.1
4 months14.115.4
6 months16.117.4
9 months18.119.6
1 year19.621.2
October/November 2006