Johns Hopkins University has put out a heat map in response to the public health emergency that updates the number of confirmed coronavirus cases across the world.

According to its website, the map was developed using data from WHO, CDC, China CDC, China National Health Commission and Dingxiangyuan – a website which reportedly aggregates data from Chinese government sources in “near real-time.”

CORONAVIRUS: WHO IS MOST AT-RISK?

As of Friday, more than 900 cases of coronavirus have been confirmed and 26 people have died from the virus, the map shows. The majority of the confirmed cases have been in mainland China with 916 sickened. However, dozens of cases in Illinois are under investigation after the Centers for Disease Control and Prevention confirmed a second case of coronavirus in the United States.

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The novel coronavirus outbreak reportedly began at an animal and seafood market in Wuhan and has since spread to other countries. Authorities have confirmed the illness can be spread from human to human.

Most coronaviruses cause only mild symptoms, similar to that of the common cold. Other strains, such as Severe Acute Respiratory Syndrome (SARS) and Middle East Respiratory Syndrome (MERS), can cause pneumonia and death.

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Symptoms of the virus include fever, cough and shortness of breath. There aren't many preemptive steps that can be taken to avoid infection, other than practicing basic sanitary measures on a regular basis.