Figure 3. Overall health-score. Subjects responded to a 2- and 4-week health status question: "At the end of this 2-week period, how would you rate your overall health...?" Scores for the question were based on a scale of 0-10 with 0 being worse, 5 being same and 10 being better health. Data analysis was by paired t-test. * p < 0.05