Objectives To investigate the physical activity (PA) intensity associated with cardiometabolic health when considering the mediating role of cardiorespiratory fitness (CRF). Methods A subsample of ...
IOWA CITY — For 40-plus years, the U.S. Army gauged the physical fitness of its soldiers on pushups, situps and a 2-mile run test. But the Army wanted a better measure of “soldier physical readiness.” ...