Coronavirus types can survive on surfaces and objects for up to 3 days. When the viruses land on a surface and are later touched, it can then infect a person even if the contact occurs days after the initial virus exposure. COVID-19, combined with other pathogens entering your body, can overwhelm your immune system. Betterair not only boosts your immunity but has been proven to eliminate pathogens similar to Coronavirus on surfaces within hours !!!