On January 30, 2020, the World Health Organization declared COVID-19 as a public health emergency.

For some time, it has been known the vagus nerve plays an important role in metabolic homeostasis and that it controls immune function and pro-inflammatory responses via the inflammatory reflex.

Platelets are cell fragments surrounded by membranes, and their main function is to act with fibrin to stop blood flow in wounds.

According to an article in Scientific Reports by Cerrito and colleagues,1 life stresses can produce histologic changes in cementum.

When dental three-dimensional (3D) printing is mentioned, most dentists think of crowns, habit devices, surgical guides and such — and, in fact, this technology has led to remarkable changes in oral healthcare delivery.

The World Health Organization designated COVID-19 as a pandemic more than two years ago, and government regulations issued in response to this disease have created multiple problems.

The last two years have been unsettled, to say the least. First, COVID-19 turned our professional and personal lives upside down.

This technology has great potential for multiple positive benefits.

A Gallup poll concerning American’s opinion of the COVID-19 pandemic was conducted from January 3rd through the 14th of this year.

Apparently, an important part of our immune system and its role in the current pandemic have been largely ignored.