Ontology highlight
ABSTRACT:
SUBMITTER: Raghuveer G
PROVIDER: S-EPMC7524041 | biostudies-literature | 2020 Aug
REPOSITORIES: biostudies-literature
Circulation 20200720 7
Cardiorespiratory fitness (CRF) refers to the capacity of the circulatory and respiratory systems to supply oxygen to skeletal muscle mitochondria for energy production needed during physical activity. CRF is an important marker of physical and mental health and academic achievement in youth. However, only 40% of US youth are currently believed to have healthy CRF. In this statement, we review the physiological principles that determine CRF, the tools that are available to assess CRF, the modifi ...[more]