BMJ

Fitness-related physical activity intensity explains most of the association between accelerometer data and cardiometabolic health in persons 50–64 years old

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 ...
BMJ

Quantifying the relative intensity of free-living physical activity: differences across age, association with mortality and clinical interpretation—an observational study

Objectives To describe age-related differences in the absolute and relative intensity of physical activity (PA) and associations with mortality. Methods UK Biobank participants with ...