Heart-rate variability, sleep staging, and step counts can spotlight recovery and load, but context matters. Correlate with how you felt and what you did, not just what the chart claims. Calibrate alerts conservatively, because false alarms erode trust and encourage disengagement.
Start in a spreadsheet to learn the structure of your data and the questions you actually ask. When repetition grows, promote to a dashboard for speed. Keep raw logs accessible, and document definitions so yesterday’s numbers mean the same thing tomorrow.
Pick one behavior, one leading indicator, and one daily check-in. Post your baseline, goal, and experiment rule set. Report results and reflections in the comments. Expect encouragement, gentle questions, and ideas for iteration from peers walking the same courageous path.
Tell us the single metric that most influences your decisions right now and why. Describe how you collect it, how you review it, and what actions it reliably triggers. Your example could help someone else escape analysis paralysis today.