biohacking devices 6

https://iris-wiki.win/index.php/Retailers_Rethink_the_Anti_Aging_Store_as_Shoppers_Seek_Science_Over_Hype

I've been toying with biohacking devices lately, like wearables that track my sleep stages and supplements that claim to boost cognitive function. It's fascinating how these gadgets monitor things like heart rate variability and body temperature, supposedly giving me insights into optimizing my performance. But I'm skeptical about how much control I really have over my biology with data alone.