@ladyleelee, members on Mayo Clinic Connect respond with kindness and respect as per the Community Guidelines: https://connect.mayoclinic.org/blog/about-connect/tab/community-guidelines/

I can see you are worried and hoping to find an answer online. I agree with @trixie1313 and @hopeful33250 that having one breast with nipple soreness can be the sign of many things and that it is best to get an assessment of a medical professional.

I understand that you currently do not have insurance or a primary care physician. To help you find no cost and low cost services in your area, you can check out "My Help Navigator" https://myhelpnavigator.auntbertha.com/ It is a social care network that connects people and programs — making it easy for people to find social services in their communities.