sore breast?

Jay🌙✨💜👧🏻👦🏻🤰🏻 • I'm 29, married, and mother of 2. Pregnant with my third which will be me and my husbands first child together. I love to coupon!!! Baby #3 due 2/22/18!!!
I've had sore breast and fatigue for about 3-4 days. I'm ovulating now and I don't get af till the 23rd. I've taken a test on Sunday and it was bfn, Any thoughts? Thanks ladies 😁