Recognizing that Tactical Combat Casualty Care (TCCC) is the standard of care in battlefield prehospital medicine, DoDI 1322.24, Medical Readiness Training, implemented standardized combat casualty care training for all Service members. Training focuses on lifesaving skills and is tailored to the level of care that an individual might be expected to perform. If you have not been trained in TCCC, then your previous medical training may not have contained the material presented in the following lessons.