Gadget Measures Stress in Spit

Apr 26 2004, 12:00am EST | by Luigi Lugmayr

Yamaha Motor Co. collaborates with Nipro Corp. and researchers at Toyama University to develop a gadget that can measure a person's stress level from their saliva.

The stress detection gadget works by measuring amylase, a digestive enzyme found in saliva. The concentration tends to increase when a person is under stress. Yamaha aims to commercialize the system within a year, and expects it to be used by research institutions.
More on Nikkei.Net (subscription).

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Luigi Lugmayr
Luigi is the founding chief Editor of I4U News and brings over 15 years experience in the technology field to the ever evolving and exciting world of gadgets. He started I4U News back in 2000 and evolved it into vibrant technology magazine.
Luigi can be contacted directly at ml@i4u.com. Luigi posts regularly on LuigiMe.com about his experience running I4U.