Sore breast

K • Step momma 07/08/2017💜, Mom of 2 angels 03/10/2018, Sawyer Lynn 8/20/2018👼

Has anyone ever had just one sore breast as their early sign? Like I always have sore breasts as an early symptom. But today I woke up with just my right breast being sore and tender to the touch. Could it be a symptoms or something I should be more worried about?