The (ir) rational, yet real, psychological, sociological, physiological, environmental, or spiritual barriers/reasons/excuses individuals employ to avoid participation in unstructured physical activity or structured exercise.

I'M TOO TIRED!           I'M TOO OLD!         I'VE GOT TOO MUCH ERRANDS TO RUN!      I DON'T KNOW WHAT TO WEAR!       I DON'T KNOW WHAT TO DO!       I'VE GOT NO ONE TO PLAY WITH!