Originally Posted by
Robinhood
It depends on the level you are at, beginners need a raw raw person to tell them what to do, like early schooling, advanced people know their goals and can progress on their own.
Being in great shape does not dictate effectiveness , but is more of a beginner thing because they don't know anything or can't do anything yet on their own,, so exercising them makes them feel like they accomplished something, even though they didn't learn anything.( martial art jazzercise )