Causes

The recent outbreak began in Wuhan , a city in the Hubei province of china.  Reports of first COVID-19 cases  started in  December 2019.

Coranaviruses  are common in certain species of animals, such as cattle and camels. Although  the transmission of coronaviruses from animals to human is rare,casino mit paypal this new certain likely came from bats, though one study suggests pangolins may be the origin .

However,  it remains unclear exactly how the virus first spread to humans.

Some reports trace the earliest cases back to a seafood and animals market in Wuhan.  It may have been from here that  SARS-COV-2 started to spread to humans.

SARS-COV-2  spread  from person to person through close communities.

When people with COVID-19 breathe  out  or cough, they expel tiny droplets that contain virus. These droplets can enter the mouth or nose of someone without the virus, causing an infection to occur.

The most common that this illness spreads is through close contact with someone who has the infection . Close contact is within around 6 feet.