I was six years old when a hospital diagnosed me with thalassemia. I was twenty-five when I found out. The file existed. The diagnosis existed. Nobody told me. That is not an accident of individual incompetence. It is the product of a medical system that was not built to look for answers in a body like mine. Here is what that system has cost — in missed diagnoses, in wrong doses, in avoidable deaths, and in the years between symptom and answer that millions of women are still living through right now.

Women have been revolutionizing medicine for over a century—often without recognition, credit, or institutional support. This post honors the female scientists whose discoveries shaped modern healthcare and explains why their erasure still affects women’s health today.