1) I did follow instructions and input data in the Zire - twice a day in the morning and at the evening - 2 (two) times -due to medical procedures- I only intake fluids in the morning and in the evening - after surgery for days in question - I did input data correctly as per my fluid intake - for this days... - I did called and advised Itrac Help Desk about my health issue and how I would be recording data. - I got advice to record data according my fluid intake/hydration... in the study instruction - it ask me only to record true... read full review »