The normal HRV range for healthy adults is 19–75 milliseconds. A low HRV may indicate heart problems, such as an irregular heartbeat and heart failure. In contrast, a high HRV can be a sign of cardiovascular fitness.

High

Athletes tend to have higher HRVs and great cardiovascular fitness. Exercise training improves the heart's efficiency, resulting in a higher HRV.



【 在 foxgod 的大作中提到: 】
: 睡着=HRV低 & 心率低
--
修改:TexasPotato FROM 116.128.189.*
FROM 116.128.189.*