Figure 1From: A conceptual model for worksite intelligent physical exercise training - IPET - intervention for decreasing life style health risk indicators among employees: a randomized controlled trial Relationship between intensity of physical activity and the corresponding ranges for HR and RPE. Exercise intensity terminology and corresponding HR and RPE intervals are presented in accordance with a compromise of two position statements [1, 4] and the two arrows for maximum permissible occupational load for 8 hour work day and 1 hr work, respectively, are referring to [8].Back to article page