Protection against ischemic heart disease in the Belgian Physical Fitness Study: physical fitness rather than physical activity?

@article{Sobolski1987ProtectionAI,
  title={Protection against ischemic heart disease in the Belgian Physical Fitness Study: physical fitness rather than physical activity?},
  author={John Sobolski and Marcel Kornitzer and Guy G. De Backer and Mich{\`e}le Dramaix and Michel Abramowicz and Sophie Degre and H F Denolin},
  journal={American journal of epidemiology},
  year={1987},
  volume={125 4},
  pages={601-10}
}
Occupational and leisure time physical activity and conventional risk factors were determined in the Belgian Physical Fitness Study, a prospective study of 2,363 healthy male factory workers who were aged 40-55 years at entry in 1976-1978 and who were followed for five years. Physical fitness, defined as the interpolated physical working capacity at heart rate 150 beats per minute, was measured in 2,109 subjects. In this subgroup, there were 31 myocardial infarctions and sudden deaths. Smoking… CONTINUE READING