Summary:

- The article discusses a new cheek swab test that can predict a person's risk of dying within the next 5-10 years with high accuracy.
- The test analyzes DNA methylation patterns, which are chemical modifications to DNA that can indicate biological age and overall health status.
- Researchers believe this simple, non-invasive test could help identify individuals at high risk of age-related diseases and mortality, allowing for earlier interventions and preventive measures.