The World Health Organization knows what the single most effective method of controlling an epidemic is: quarantining.
It's complete isolation from other people, including those you'd normally live with and breathe around, to the fullest extent possible.
In other words, keeping sick people away from every other person until they're not sick anymore and the chain of transmission has been broken.
That means not going to work.
It means not going to the grocery store.
It means not socializing with friends.
It means not having people over at your home.
Maria Van Kerkhove Technical Lead for COVID-19, WHO But WHO officials say there's not a country in the world facing rising coronavirus cases that is actually practicing effective, systematic quarantining.
New confirmed cases are rising particularly quickly in the US, UK, Italy, and Belgium.
However, the increase is not limited to those spots.