A person open's her mouth as a cotton swab is inserted. (Tho-Ge/Pixabay via Courthouse News) (CN) — For those curious about when they might die, the answer may lie right beneath their noses — in their ...

Share on Pinterest Researchers are saying that a simple cheek swab sample could hold key information about how a person is aging. Image credit: Courtney Hale/Getty Images. Scientists have long known ...

A simple cheek swab could one day provide a quick and noninvasive diagnostic test for schizophrenia. A new study published in Science Advances has identified higher levels of two biological markers in ...

Smoking may bring on changes in cells that are linked with many cancers, including breast and gynecological cancers, a new study finds. These changes could provide an early warning sign of cancer, ...