All illnesses and injuries not resulting from enemy or terrorist action or caused by conflict. Indigenous disease pathogens, biological warfare agents, heat and cold, hazardous noise, altitude, environmental, occupational, and industrial exposures, and other naturally occurring disease agents may cause disease and nonbattle injury. Disease and nonbattle injuries include injuries and illnesses resulting from training or from occupational, environmental, or recreational activities, and may result in short- or long-term, acute, or delayed illness, injury, disability, or death.