title: [Improving the functional fitness of workers. Phase I: Motivation and physical fitness].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007557:Israel; D008297:Male; D008875:Middle Aged; D009042:Motivation; D009787:Occupational Medicine; D010806:Physical Education and Training; D010809:Physical Fitness