Fig. 2From: Usability and feasibility analysis of an mHealth-tool for supporting physical activity in people with heart failureThe panel to the left shows the average steps per day for the study participants and how it changed from week 1 to week 4. The panel to the right shows the percent of time spent in a sedentary state and how it changed from week 1 to week 4. The dashed lines represent the population averageBack to article page