SPAF-1958
SPAF-1958 - Sweden Longitudinal Physical activity and fitness Cohort Born in 1958.
The aim of the project is to describe and assess influences on physical fitness, physical activity and health across part of the lifespan. This is a longitudinal study with, so far, three data collections at 16, 34 and 52 years of age (baseline, 1st follow up and 2nd follow up).