A claw can snag something or even crack in some cases, resulting in a very painful wound. (doctordog.com)
The commitment and dedication towards healing painful wounds and making the relationship worth having also entails working through resentment, hostility and bitterness. (couplestraininginstitute.com)
There is only one reason I've come across that medically warrants you spacing out your baby's breastfeeding schedule and that is lactose overload (where they get too much fore milk with more lactose and not enough hind milk with more fat so they get lots of painful wind). (breastfeeding-babies.com)