Describe what endurance training is and explain in detail the four components of endurance training

Endurance Training increases the ability to sustain high quality athletic ability over time. The four components of endurance training are aerobic endurance, anaerobic endurance, speed endurance, and strength endurance. They all help increase your ability to sustain high quality athletic ability over long periods of time

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)

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