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This wearable device monitors levodopa, the gold standard drug for Parkinson's disease, in a patient's fingertip sweat. That same sweat also helps power the device. (David Baillot / UC San Diego Jacobs School of Engineering)

By Stephen Beech

A new sweat-powered fingertip patch accurately monitors medication levels in Parkinson's disease patients as accurately as a blood test, according to new research.

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(Photo by Pixabay via Pexels)

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(Photo by Paul Groom Photography Bristol via Pexels)

Originally published on talker.news, part of the BLOX Digital Content Exchange.

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