This Anti-baldness Hat Is Powered by the User’s Movements

Baldness is no doubt something no one wants to have, whether for health or aesthetic reasons.  But with most people’s luck, about 147 million people worldwide are affected by alopecia areata, an autoimmune disease causing hair loss on various parts of the body, usually on the scalp.

To address this widespread problem, researchers from the University of Wisconsin-Madison detailed in an issue of ACS Nano how they came up with a noninvasive approach.  The team has integrated an anti-baldness device into a simple hat.  Doing so, the device cannot be seen while doing its job.  And because the device is powered by the movement of the user, a battery pack or a complex electronic control system is not required.

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