The academic life consists of repeated stays abroad to study or share your knowledge. Those who are away now or are waiting for a dear one to come home for the Christmas have an urgent question: how safe it the way home. For our relief, flying may be rather safe if to imply caution.

1. Planes have an air filtration and ventilation systems making flying a relatively low-risk activity in ideal conditions
2. However, there are several documented examples of corona virus spread on flights, shows the news site vox.com and ends its analysis with the recognition that a MASK HELPS!
3. How much and why the mask helps to stop the spread of the virus read from the recent articles from the science journal Nature