What's the breast cancer rate for women under 40 in the US?

The breast cancer diagnosis rate for women under 40 increased between 2000 and 2020, reaching an incidence rate of approximately 23 cases per 100,000 women.

Breast cancer incidence by age group (Globocan): 0-39 yr versus 40-75

Breast Cancer Facts & Stats 2024 - Incidence, Age, Survival, & More

Breast Cancer: Symptoms, Types, Causes & Treatment

Breast Cancer and Age

Triple-negative breast cancer: Facts and stats

Making Breast Cancer Treatment Decisions, Young Adults Facing Breast Cancer Together

Breast Cancer Facts & Stats 2024 - Incidence, Age, Survival, & More

Breast cancer rates in women under 40

United Nations - Breast cancer is the most common cancer among women worldwide, impacting 2.1 million women each year. Early detection through screening can improve survival rates. More from World Health Organization (

Breast Cancer Death Rate Stops Declining for Women Under 40

Women should get mammograms at age 40 rather than 50 amid rising breast cancer rates