Why South Korea's coronavirus curve looks so different from the United States

• As COVID-19 spreads around the world, some countries' timelines look different from others.
• With a combination of contact tracing, testing, and isolating cases, along with other physical distancing policies, places like South Korea were able to reduce the size of its coronavirus outbreak and flatten the curve. 
• But countries that didn't start testing and tracing early have had a harder time reducing the number of daily new coronavirus cases.
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Following is a transcript of the video.

Narrator: This graph shows the number of daily reported cases of COVID-19 for 10 countries. While some countries have been able to flatten the curve, others have seen exponential growth. Even when adjusted for population, some of these curves look very different. Reports have attributed these differences to three key factors: isolating cases, testing, and tracing cases.

So to better understand how each measure affects the curve, we decided to compare these four countries and their different responses. Why does South Korea have a bell curve while the US has a steep slope?

See the rest of the story at Business Insider

See Also:

• Trump said the WHO played a role in 'covering up the spread of the coronavirus.' Here's what really happened.
• Coronavirus UK live: Boris Johnson's government extends the lockdown by at least 3 weeks
• 2 medical experts estimate 90% of coronavirus deaths in the US could have been avoided if everyone started social distancing on March 2

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