Covid-19 Pandemic Timeline Fast Facts Read CNN's Fast Facts about the coronavirus outbreak, declared a pandemic by the World Health Organization. CNN Editorial Research CNN

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(CNN) Here's a look at the coronavirus outbreak, declared a pandemic by the World Health Organization. The coronavirus, called Covid-19 by WHO, originated in China and is the cousin of the SARS virus.

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Coronavirus Disease 2019 CDC provides credible COVID-19 health information to the U.S. Centers for Disease Control and Prevention

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Today, CDC is streamlining its COVID-19 guidance to help people better understand their risk, how to protect themselves and others, what actions to take if exposed to COVID-19, and what actions to take if they are sick or test positive for the virus. COVID-19 continues to circulate globally, however, with so many tools available to us for reducing COVID-19 severity, there is significantly less risk of severe illness, hospitalization and death compared to earlier in the pandemic...

COVID Patients May Be Infectious Beyond 5 Days Small study found half of those with positive antigen test on day 6 had culturable virus Kristina Fiore medpagetoday

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These findings could have implications for current CDC guidelines that recommend ending isolation after 5 days if afebrile for 24 hours and symptoms are improving...

Masks need to be mandated in most indoor settings to prevent really grim winter - Baker Professor Michael Baker is calling for much wider mask mandates, saying the roll-out of free masks, while positive, will make a "fairly small" difference to the Covid-19 outbreak. RNZ

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