Using “apps” or smart watches to measure oxygen in the blood is not reliable

Interesting article published in La Vanguardia about the reliability of blood oxygen measurement through mobile applications or smartwatch.

Read the article here: https://www.lavanguardia.com/tecnologia/20200427/48739750766/oximetros-covid-no-usar-algunos-telefonos-apps-oxigeno-sangre-relojes-pulseras.html