After you walk that half mile you notice that you are sweating bullets and that you are tired. However, for someone who has been physically active for many years, walking half a mile can be done without a sweat. Everyone has a different definition of what intense is. If intense for you is working out for an hour a day, but due to lifes busy schedule you only have time forminutes a day, then thoseminutes will go an extremely long way.
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