As the pandemic enveloped various parts of the US, Kinsa's app alerted its team and wherever possible, the company made the data public. Between March 1 and November 1, 2020, the company captured close to 15 million fever readings and 1.7 million symptom inputs on its app. Several researchers and The New York Times downloaded the company's data, which showed that it was in general three weeks ahead of the surge.
Amrita Singh scours the market for the smartest health devices going.