Providing insight into heart rate variability and its significance
DEAR DR. ROACH: My heart rate variability (HRV) on my heart rate tracker has ranged from 12-14 ms for years now. I read that this means something is going on inside me. Do you have any insight into HRV? I’m a 64-year-old male who is in decent health. My Lipoprotein(a) level is 224 mg/dL, but my other heart tests are OK. I play pickleball often, walk a lot, and go to the gym once a week. My heart rate is in the 40s when I’m sleeping and in the 50s when I’m resting. I’m 5 feet, 11 inches tall and weigh 170 pounds. — J.N.J. ANSWER: HRV is a measurement of how steady the heart ...