University of Washington School of Medicine/UW Medicine May 6 2025 A novel health-assessment tool uses eight metrics derived from a person's physical exam and routine lab tests to characterize biological age. It may be able to predict a person's risk of disability and death better than current health predictors. University of Washington School of Medicine researchers describe their method in a May 5 Nature Communication paper. The method, called the Health Octo Tool, might make it possible to