Top doctor Rommel Tickoo explains how double masks give protection from Covid-19. The Director (Internal Medicine) at Max Healthcare said that there shouldn’t be any gap when one puts on a mask. “The double masks give you protection. Even now people don’t understand the concept of the mask,” said Tickoo. He added, “When you put it (mask) on the face, there shouldn’t be any gap because the aerosols can enter inside and you can get infected.” Watch the full video for more.