Bryan Johnson· Author
so this particular reader you can see here you can find age on the bottom on the x- axis here and the result is your y-AIS so for example if you're 20 years old you want to have you'll be right here on the result for normal one line below standard deviation is better than normal the one is above I was my first measurements were in the red like I was really bad and so this again is looking at cardiovas vascular health for the skin so whether you're looking at UV damage or or Browns or Reds or por size uh we're looking at the the skin Health across the entire body