In Stockholm, Swedish researchers are piloting tattoos embedded with QR codes that store critical health information, such as allergies and blood type. The idea is to give first responders instant access during emergencies, especially for people with chronic illnesses.
The project is attracting attention across Europe, blending body art with life-saving technology. Supporters see it as the next step in functional tattoos, while critics question privacy and data security issues tied to the concept.
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