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Cardiovascular fitness

ability of the heart and lungs to supply oxygen-rich blood to the working muscle tissues and the ability of the muscles to use oxygen to produce energy for movement

Pronunciation
/ˌkɑrdioʊˈvæskjələr ˈfɪtnəs/
/ˌkɑːdɪəʊˈvaskjʊlə ˈfɪtnəs/