I would say yes cause its a big surgery. You should check with your gynae if you are feeling unsure. Be patient and kind to your body, it just did an amazing job delivering your child.
yes cause sometimes it really depends on the recovery of each person. Even after mo this sometimes might feel a little sting but it's ok. if you worry can ask your Gyane.
Yes. Ur nerves were being cut too hence the sides will be painful when you press on it. It will take around 6 months for that particular issue to heal.