biohacking machines 3

https://mybiohackingmachineshaven.clearminster.com/posts/biohacking-machines-gain-traction-among-health-conscious-consumers

I started tinkering with a little machine that measures my heart rate variability while I sleep, and it's wild how much data it gives me. These biohacking devices aren't just for hardcore techies anymore; they help me tweak my daily routines, like when to drink coffee or take a walk, based on real numbers instead of guesswork.