People born in the USA between 1920 and 1990 show significant differences in cancer rates, according to recent research. The analysis covered data from over 23 million cancer patients and more than 7 million cancer-related deaths, spanning from 2000 to 2019.

There is a noticeable increase in cancer risk for those born after 1950. For instance, individuals born in 1990 are two to three times more likely to develop cancers such as those of the small intestine, kidney, and pancreas compared to those born in 1955. This trend may be linked to lifestyle changes and increased exposure to certain environmental factors, such as diet changes and greater exposure to potentially harmful substances.

While the number of cancer cases continues to rise, improvements in treatment and early detection have helped keep the death rates from rising as quickly. However, certain cancers, like liver and intrahepatic bile duct cancer in women, still show increasing death rates among younger generations.

This research underscores the need to better understand the risk factors contributing to the rising incidence of cancer, particularly as younger generations may experience a greater burden of cancer in the future. Addressing these risk factors early on is crucial for prevention and improving public health outcomes.