Rates of certain cancers in the United States — including breast, colorectal, and thyroid cancers — increased between 2010 and 2019 among patients aged less than 50 years, while overall cancer incidence and mortality rates did not increase, a new study found.
Among the more than two million cases of early-onset cancer diagnosed during this period, 63.2% were in women, researchers reported recently in Cancer Discovery.
Breast cancer, thyroid cancer, and melanoma were the most common early-onset cancers in women. Among men, the most common were colorectal cancer, testicular cancer, and melanoma.
Researchers from the National Cancer Institute analyzed cancer incidence data from the United States Cancer Statistics database for 2010-2019 and national death certificate data from the National Center for Health…