What term describes an Airman's inability to perform tasks due to injury or illness?

The term that best describes an Airman's inability to perform tasks due to injury or illness is "functional limitation." This term specifically refers to any restriction or lack of ability to perform activities as a result of physical, mental, or emotional conditions. It encompasses a wide range of challenges an individual may face, whether due to chronic injury, temporary illness, or other health-related issues.

Functional limitations are crucial in a medical context, as they directly impact an Airman's readiness and ability to carry out their duties effectively. Understanding and identifying these limitations allows for appropriate accommodations, modifications, and support to be put in place to assist the Airman in their recovery and reintegration into their role.

In contrast, the other terms provided have different meanings: an occupational hazard refers to potential risks or dangers associated with a specific job, medical discharge pertains to a formal release from duty due to health reasons, and fitness deficiency typically indicates a failure to meet physical fitness standards without explicitly tying it to injury or illness.