Peter Attia· MD
age reduces your margin of error what it comes down to I mean I'm 44 and you know you can do a lot of things wrong in you're 20s and maybe 30s and you can still get a lot of benefit out of it because you just can you're so resilient your metabolism will adapt but like you said the older you get the the less you can do that and so you you have to be much more acutely aware of what your body can and can't do and that's part of what HRV can help you understand