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https://www.medicalnewstoday.com/articles/how-do-sars-and-mers-compare-with-covid-19#COVID-19. https://coronavirus.jhu.edu/

The name “coronavirus” comes from the crown-like projections on their surfaces. “Corona” in Latin means “crown.”

Corona (enveloped RNA viruses)

Other Corona viruses (less severe)

SARS-CoV-1

Deaths: 812

Total number of caseses: 8,439

# of cases in the U.S.: 73

Transmission: Droplets produced by coughing, sneezing, talking, or breathing

first occurred in China’s Guangdong province in November 2002.

horseshoe bats as the natural reservoir

Severe acute respiratory syndrom

A cough (dry at first), a fever, and diarrhea in the first or second week of illness, or both

SARS-CoV-2

Measures applied to stop the spread

airports closed

Ban gatherings

Online learning

no parties

no schools

Lockdown

risk groups

Travelers

Health care workers

older people

Prevention:

Avoid touching face with unwashed hands

Social distancing

2 meters away

Covering mouth

Washing hands with soup

No specicf treatment/No vaccine

Total deaths on 15/07/2020 is: 579,546

Total Deaths in U.S. on 15/07/2020 :136,699

total number of cases on15/07/2020 is : 13,360,401

# of cases in the U.S. on 15/07/2020 is: 3,434,636

transmission: Droplets produced by coughing, sneezing, or talking, limited evidence of other routes

Incubation :14 days

emerged in a seafood and poultry market in the Chinese city of Wuhan in Septtember 2019.

causes COVID-19 pandemic

symptoms: A fever, a dry cough, shortness of breath

MERS-CoV

No specific treatment / No vaccine

Deaths : 866

Total number of cases: 2,519

# of cases in U.S:2

Transmission: Droplets from person to person, unclear from camels to humans

zoonotic virus

from animals to humans

First isolated from 60-years man's sputum in Saudia Arabia in september 2012.

Causes Middle East Respiratory Syndrome

Symptoms: A fever, a cough sore throat, runny nose, shortness of breath