I have red spots like mosquito bites on my breast outer skin. And they itch time to time. The same kind of itching occurs on my hands and legs also but only tiny spots appear without redness. Is this because of some allergy or infection or the breast thing can be a sign of cancer?

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.