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Long COVID symptoms may come and go or be constant. They also can start any time after you had COVID-19. But symptoms still need to be documented for at least three months in order for a health care professional to diagnose long COVID. Healthcare professionals may treat your symptoms or conditions before a long COVID-19 diagnosis.
Most people with COVID-19 have mild to moderate symptoms. But COVID-19 can cause serious medical complications and lead to death. Older adults or people who already have medical conditions are at greater risk of serious illness. COVID-19 may be a mild, moderate, severe or critical illness. In broad terms, mild COVID-19 doesn't affect the ...
And over time, how often people have a COVID-19 symptom may change. Symptoms may depend on how the virus that causes COVID-19 changes, and on the people the virus infects. Many people with COVID-19 have no symptoms or mild illness. Of people who report symptoms, more than half have a stuffy or runny nose, headache, sore throat and cough.
If you are looking after someone with COVID-19, help the person track symptoms. You may need to help with child care or getting food and any medicine needed. And it can help to take care of the person's pet. For as long as COVID-19 symptoms get worse, stay home and apart from people who don't have COVID-19. That will help stop the spread of the ...
Here are some guidelines for when to take a COVID-19 test: If you have COVID-19 symptoms, test for the illness right away. If you were exposed to the COVID-19 virus but don't have symptoms, wait at least five days after exposure then test. If you have symptoms and tested positive for COVID-19 within the last 30 days, you can test again. But if ...
For younger children up to age 4, symptoms may include crying or fussiness, sleepiness, loss of appetite, or, less often, a fever. In rare cases, getting a COVID-19 vaccine can cause an allergic reaction. Symptoms of a life-threatening allergic reaction can include: Breathing problems. Fast heartbeat, dizziness or weakness. Swelling in the ...
Flu symptoms usually appear about 1 to 4 days after exposure to an influenza virus. COVID-19 can cause more-serious illnesses in some people than can the flu. Also, COVID-19 can cause different complications from those of the flu, such as blood clots, post-COVID conditions and multisystem inflammatory syndrome in children.
Of the small number of dogs and cats that have been infected by the COVID-19 virus, some had no symptoms. Most of the pets that got ill had mild symptoms. They could be cared for at home. Pets have rarely become seriously ill with COVID-19. If you have questions or worries about your pet's health and COVID-19, contact your veterinarian.
COVID-19 is caused by a coronavirus called SARS-CoV-2, while flu is caused by influenza A and B viruses. COVID-19 and flu symptoms. Symptoms of COVID-19 and the flu appear at different times and have some differences. COVID-19 symptoms generally appear 2 to 14 days after exposure. Flu symptoms usually appear about 1 to 4 days after exposure.
People who are up to date on their vaccines can get breakthrough infections. They can then spread the virus to others. But the COVID-19 vaccines can work to prevent severe illness. To strengthen your protection against the virus that causes COVID-19, the CDC recommends staying up to date with COVID-19 vaccines for which you are eligible.