Your Body, Decoded: The New Wave of Biosensors That Turn Skin Into a Dashboard
Forget step counts and sleep scores. A new generation of wearables — and some devices that go under the skin entirely — can read your glucose, cortisol, and even neurochemical levels in real time. The medicine-meets-gadget collision is producing entirely new product categories, and the ethical questions are arriving faster than the FDA can process them.
Aug 18, 2026