It is common for breastfeeding mothers to worry that their baby isn’t getting enough to eat because it doesn’t seem as though the baby is taking in enough food. However a baby’s tummy is much smaller than an adults. So much so in fact that it is very likely that your baby is getting enough. Anything that doesn’t fit in the baby’s stomach will come back out as spit-up. To help understand just how tiny your baby’s tummy is for the first few days of life we have posted the below size comparison graphic.