Risk Factor risk_factors Risk Factor C0035648 GDC risk factor Any aspect of an individual's life, behavior, an environmental exposure, or an inborn or inherited characteristic that increases the likelihood of a disease, condition or injury. Risk Factor C17103 Something that increases the chance of developing a disease. Some examples of risk factors for cancer are age, a family history of certain cancers, use of tobacco products, being exposed to radiation or certain chemicals, infection with certain viruses or bacteria, and certain genetic changes. risk factors Clinical Attribute Risk_Factor Diagnostic or Prognostic Factor