o become widespread due to the implications of the pandemic, we believe it is important to promote prevention and protection strategies that guarantee the safety of workers, without affecting their quality of life.
Better strategies may be needed to design various types of PPE and reduce their exposure time for healthcare workers.
Through engineered solutions, the next-generation protective mask will have an improved design with an emphasis on tolerability and consequently be less prone to headaches.

Introduction
In December 2019, a new coronavirus, SARS-CoV-2, started an outbreak in the Chinese city of Wuhan. In January 2020 its clinical picture was defined as a disease associated with COVID-19.1 2 This outbreak evolved into a pandemic and on 24 May 2020, 216 countries had been affected, 5 206 614 cases had