Lumps In Breast More Condition_symptoms How Do I Know If Breast Lumps Are Cancer?

How do I know if breast lumps are cancer? - lumps in breast more condition_symptoms

I have two small pieces Inbetween my breasts, long thought they were ingrown hairs, but not disappeared. I feel stupid to go for a walk in the clinic and asking for them, and I have a family doctor because of the shortage of doctors in Ontario ... Can anyone reassure me?