text: kya tumne kabhi biohacking ke liye smart gadgets use kiye hain? mere dost ne mujhe smart watches ke baare mein bataya,kya tumhe yeh useful lagte hain?haan, maine ek smart band use kiya tha, jo meri heart rate aur sleep monitor karta tha, mujhe laga ki yeh useful hai, lekin kabhi kabhi data overload bhi ho jata hai!