Originally Posted by
phillman5
Note you can get the same power out with high force * low cadence or low force * high cadence.
Yes, you can. But only when you're working well below your maximum. As the effort increases, pedaling with high force/low cadence will fatigue your muscles much more quickly than low force/high cadence.
Once again, the main purpose of a higher cadence is simple — to delay muscle fatigue.