Growing urbanization affects women and men in fundamentally different ways, but the relationship between gender and city environments has been ignored or misunderstood. Women and men play different roles, frequent different public areas, and face different health risks. Women suffer disproportionately from disease, injury, and violence because their access to resources is often more limited than that of their male counterparts. Yet, when women are healthy and safe, so are their families and communities. Urban policy makers and public health professionals need to understand how conditions...