... et al: How many steps/day are enough? For older adults and special populations. Int J Behav Nutr PhysAct 2011, 8:80.10. Rowlands AV, Eston RG, Ingledew DK: Relationship between activity levels,aerobic ... year old boys, 10,000 steps/day for 5-12 year old girls, and 11,000 steps/day for 13-16 year old boys. The optimized cut point for 13-16 year old girls (14,000 steps) did not significantlyTudor-Locke ... daily activitytime from daily step count5,000 steps/day = 64.5minutes of activity10,000 steps/day = 114.5minutes of activity12,000 steps/day = 134.5minutes of activity15,000 steps/day =...