I have only one child and that child had a really hard time latching on. (momvelous.com)
«My daughter was born early and had a very hard time latching. (fitpregnancy.com)
That's why my Bunny had such a hard time latching, and probably why so many women struggle with breastfeeding at first and end up supplementing (which is a bad road to go down if you want to breastfeed). (diaperjunction.com)