Medical device maker Nonin showed off a new smartphone-connected product, a regional oximeter, at Medica in Dusseldorf, Germany. Regional oximetry, also called cerebral oximetry or rSO2, is a form of ...
is a senior reporter and author of the Optimizer newsletter. She has more than 13 years of experience reporting on wearables, health tech, and more. Before coming to The Verge, she worked for Gizmodo ...