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, ...

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 ...

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 ...

A new test called CheekAge, based on a quick swab of cells in the mouth, might someday be used to predict how long a person has to live, developers report. The test tracks what are known as ...

Albuquerque councilor urges residents 18-35 to join the stem cell donor registry with a quick cheek swab at City Hall.