What flaw in reasoning is seen in the argument about the effectiveness of workout regimens based on the performance of champions?

The argument about the effectiveness of workout regimens based on the performance of champions demonstrates the non sequitur fallacy. This flaw occurs when a conclusion does not logically follow from the premises. In this case, while champions may have achieved great success due to their workout regimens, it does not necessarily follow that these same regimens will be effective for everyone else. The unique combination of genetics, discipline, diet, and environmental factors that contribute to a champion's success cannot easily be replicated universally. Therefore, concluding that what works for champions will work for all individuals is a classic example of non sequitur reasoning, as it disregards the varied contexts and circumstances of different people.