Body Monitors Printed Directly on the Skin

An example of the new wearable sensor developed at Penn State University
An example of the new wearable sensor developed at Penn State University
Ling Zhang, Penn State/Cheng Lab and Harbin Institute of Technology

Flexible electronics have opened up some interesting possibilities when it comes to wearable sensors that can be applied to the skin, taking the form of tattoo-like films and sleeves that monitor various aspects of human health. Scientists at Penn State University have now developed one they say can be safely printed directly onto the skin, where it can track things like body temperature and blood oxygen levels, before being washed off once the job is done.

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