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Cardiovascular endurance is the most important aspect of fitness. It is basically how strong your heart is, which can potentially add years to your life. The heart is the most important muscle in the human body and if it is kept healthy then you can avoid numerous health problems. Another reason that cardiouvascular endurance is important is because your heart controls the oxygen flow to all your muscles - meaning cardiovascular health has a direct impact on your performance, both endurance and strength wise
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