11 dpo extremely sore on sides of breasts?

Elizabeth • TTC baby # 1 with my wonderful man. :)
My breast have have bee so sore near my arm pit even my chest is a little sore. I had my hubby Check and see if maybe my bra could have bruised them but nothing. The usually get a little sore near af but nothing like that. Not sur what's up has anyone else felt like that.