Please help

Jesa • Pregnant with TWINS after 9 Long years of TTC 💙💙 (2019) 2022 Pregnant again with twins 😊

This is the second time I get this hard brick like feeling on my breast it hurts so bad and when I put my baby to try to empty it out he gets frustrated and I have to switch boobs what’s causes it and what can I do to prevent it help