More widespread use of mammograms, along with the implementation of targeted hormone therapies more than 40 years ago, has significantly contributed to the decline in death rates. But even though Black women are slightly more likely than white women to receive regular mammograms, targeted hormone therapies are often less effective for Black women.

Breast cancer cases in the US among women aged under 40 are jumping up by nearly half a percent each year, though new research by scientists at Columbia University suggests the rise isn't spread evenly across the country.

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

The International Agency for Research on Cancer (IARC) and World Health Organization (WHO) Projections have raised the alarm about the rising tide of breast cancer.