Left Breast Soreness: Anxiety or Something Else?

Are you laying hard on that side ?

It could be anxiety, could be hormones, could be something as silly as sleeping on your boob wrong. I don't really have a way to tell you, but I'd just say check for lumps because it's a good thing to do and other than that it's probably nothing to worry about :)

It happens, yeah. Happens to me many times on my period. Like really bad pain 🤷🏾‍♀️

I’ve had it happen before

I googled it and it sounds like it could be