A new study finds nearly 40% of postmenopausal hormone positive cancers may be linked to excess body fat.

Benzoyl peroxide, an ingredient found in many popular acne treatments, may degrade into a known carcinogen called benzene even when stored at room temperature, according to new research.

Despite years of success in lowering lead exposure, researchers say the toxic metal is still a main source of elevated blood lead levels in children.

The overall breast cancer mortality rate has dropped 44% since 1989, but researchers say not all women are benefitting from this progress.

A new study finds women who receive false-positive mammogram results are failing to return for future screenings. Researchers say the anxiety may be keeping them away.

Researchers analyzed cancer incidence and mortality rates across generations and found a significant increase in many types of cancer among Generation X and millennials.

A new study led by researchers at the American Cancer Society finds 40% of cancer cases and about half of all cancer deaths are caused by potentially modifiable risk factors.