Breast cancer incidence trends in U.S. women under 40 vary by geography and supports incorporating location information with established risk factors into risk prediction, improving the ability to identify groups of younger women at higher risk for early-onset breast cancer,

Researchers have seen an 'alarming' rise in breast cancer rates in women under 40, with some states experiencing a 32% increase in cases.

In a nutshell Early-onset breast cancer rates in women under 40 vary significantly by location in the U.S., with a 32% difference between the five highest-rate states (Maryland, New York, New Jersey,

Breast cancer rates in young women are on the rise in a nationwide trend that researchers call “alarming.” But a new study from Columbia University’s Mailman School of Public Health uncovered significant geographic differences,