How is the COVID-19 disease transmitted?
COVID-19 transmits when people breathe in air contaminated by droplets and small airborne particles containing the virus. The risk of breathing these in is highest when people are in close proximity, but they can be inhaled over longer distances, particularly indoors. Transmission can also occur if splashed or sprayed with contaminated fluids in the eyes, nose or mouth, and, rarely, via contaminated surfaces.
Which types of settings does COVID-19 spread more easily?
The “Three C’s” are a useful way to think about this. They describe settings where transmission of the COVID-19 virus spreads more easily:• Crowded places;• Close-contact settings, especially where people have conversations very near each other;• Confined and enclosed spaces with poor ventilation.
How does a virus spread from person to person?
The virus spreads easily between people How easily a virus spreads from person-to-person can vary. Some viruses are highly contagious, like measles, while other viruses do not spread as easily. Another factor is whether the spread is sustained, which means it goes from person-to-person without stopping.
How are viruses like hijackers in the body?
Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves. This can kill, damage, or change the cells and make you sick.
How do you catch a cold or the flu?
At the first sign of a cold or flu, you may wonder how it happened — especially if you’ve taken steps to avoid germs. Here’s exactly how you get sick, and what you need to know to protect yourself next time. Viruses spread through tiny droplets in the air that are released when a sick person sneezes, coughs, or blows their nose.
How long does community spread virus live on surfaces?
The virus can live on surfaces like plastic and stainless steel for 2 to 3 days. To stop it, clean and disinfect all counters, knobs, and other surfaces you and your family touch several times a day. Fecal-oral. Studies also suggest that virus particles can be found in infected people’s poop.