Definition
COVID-19 is caused by a coronavirus called SARS-CoV-2. Older adults and people who have severe underlying medical conditions like heart or lung disease or diabetes seem to be at higher risk for developing more serious complications from COVID-19 illness.
Alternative Names
COVID-19, SARS-2
Causes
The virus that causes COVID-19 is spreading very easily and sustainably between people. Information from the ongoing COVID-19 pandemic suggests that this virus is spreading more efficiently than influenza, but not as efficiently as measles, which is highly contagious.
Symptoms
People with COVID-19 have had a wide range of symptoms reported – ranging from mild symptoms to severe illness.
Symptoms may appear 2-14 days after exposure to the virus. People with these symptoms may have COVID-19:
Cough
Shortness of breath or difficulty breathing
Fever
Chills
Muscle pain
Sore throat
New loss of taste or smell
This list is not all possible symptoms. Other less common symptoms have been reported, including gastrointestinal symptoms like nausea, vomiting, or diarrhea.
Exams and Tests
Watch for warning signs:
– Have their doctor’s phone number on hand.
– Use CDC’s self-checker tool to help you make decisions about seeking appropriate medical care.
– Call their doctor if the person keeps getting sicker. For medical emergencies, call 911 and tell the dispatcher that the person has or might have COVID-19.
When to Seek Emergency Medical Attention:
Look for emergency warning signs* for COVID-19. If someone is showing any of these signs, seek emergency medical care immediately.
– Trouble breathing
– Persistent pain or pressure in the chest
– New confusion
– Inability to wake or stay awake
– Bluish lips or face
*This list is not all possible symptoms. Please call your medical provider for any other symptoms that are severe or concerning to you.
Call 911 or call ahead to your local emergency facility: Notify the operator that you are seeking care for someone who has or may have COVID-19.
Treatments
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