In recent years, cancer diagnoses in women under 50 have been climbing at a concerning rate—rising faster than in men of the same age group.

According to the American Cancer Society, this trend isn’t solely genetic; lifestyle, environmental factors, and healthcare inequalities are all contributing. Understanding the root causes is essential for anyone concerned about the health of the women around them.

Why Are More Young Women Getting Cancer?

New research reveals that women under 50 are now 82% more likely to be diagnosed with cancer than men in that age group—a sharp increase from 51% in 2002.

The most common cancers in young women include breast, thyroid, and colorectal cancers, with breast cancer rising about 1% annually since 2012. Asian American and Pacific Islander women have been especially impacted.

Dr. Neil Iyengar, an oncologist at Memorial Sloan Kettering, believes this goes beyond genetics: “We’re likely dealing with a complex mix of environmental and lifestyle factors.”

What Factors Are Driving This Surge?

Several modern trends may be fueling this increase: