My Garmin Fitness Age for a Year: 57 to 58
Of all the numbers my Garmin shows me, Fitness Age is the bluntest. It does not talk about zones or thresholds. It just says: your cardio fitness looks like a 57-year-old’s. Then, a few months later: make that 58. I tracked it every week for a year, October 2025 through October 2026. It started at … Read more