Engadget |
Smart tattoos turn your skin into a health tracker
Engadget There's a common problem with health-tracking devices like smartwatches: they're not really attached to you, which leaves you relying on a short-lived battery and a wireless connection. Even a self-powered patch has its limits. That's where Harvard and ... Color-changing tattoos monitor blood glucose at a glance These colour-changing smart tattoos could be used to monitor dehydration or sugar levels |
from Health - Google News http://ift.tt/2yimRQP
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