Garmin HRV & The Aging Heart: Detecting Over-Training in the Master Athlete
Garmin HRV & The Aging Heart: Detecting Over-Training in the Master Athlete Your Garmin alarm goes red. "Body Battery Low. Recovery Needed." Your legs felt fine on today's 10-mile tempo run. Your pace was sharp. But the watch is telling you something your ego isn't ready to hear: your nervous system is fried. This is HRV (Heart Rate Variability) . For the master athlete—the 50-year-old marathoner, the recreational ultra-runner, the weekend cyclist who refuses to slow down—HRV is the single most honest biometric your wearable can offer. Not pace. Not power. Not even resting heart rate. HRV cuts through the noise and tells you, with uncomfortable accuracy, whether your body is actually recovering or quietly sliding into overtraining syndrome. My Two Cents: The Truth Serum of Aging Athlete Training At MarathonYogis , I've personally tracked HRV obsessively for over three years using multiple wearables—Garmin, Oura, WHOOP—and here's what I've l...