Want to speak with someone whose life has been changed by tracking

[mjbowerman]

This user reports success after a couple years, and seemed to undertake a survey of others so perhaps has some leads:

Quick survey about wearables/self-tracking app usage, user experiences

Hi there, Over the last 2 years I had great success with improving my health/fitness level (I quit smoking, I ran a half-marathon…) by measuring some basic physical and mental indicators (heart rate, diet, mood, sleeptime, activity level…) and using those as motivators. For this, I use a lot of apps (In Flow, Sleepbot, Chronos, HR Monitor, Runkeeper, Tic Trac…) and recently a Fitbit Flex + Fitbit app. But it’s causing me a lot of headache to properly and regularly use all these apps, manage my…