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This week, Melissa Joan Hart announced on an Instagram video she had a breakthroughCOVID infection. "I amvaccinated And I got Covid, and it's bad, "said the actress, who describes itsymptoms as shortness of breath and feel a weight on his chest. "I'm crazy, really crazy," says Hart. "We took precautions and we have reduced our exposure by many, but we had a few lazy. And I think like a country we were lazy. I'm really crazy that my children did not have to wear Masks at school. I'm just sure that's where it came. "

She added, "I just wish I did better, so I'm asking you to do better. Protect your families. Protect your children. It's not over."

It is important to know the symptoms of COVID-19. You can therefore be tested and isolate, to avoid exposing others to coronaviruses. And these frequently experienced symptoms seem to change because the virus evolves. Read more - and to ensure your health and health of others, do not miss theseSure sign that you have "Long" Covid and may even know.

According to disease control and prevention centers, shortness of breath is a common sign of COVID-19. If you encounter serious difficulty breathing, you need to ask for an emergency immediately.

Persistent cough is another common symptom of Covid, says the CDC. But according to the study of Covid symptoms, it can become less common with the delta variant. It was the symptom the fifth - most stated in people who were non-vaccinated and partially vaccinated, but only n ° 8 among those who were fully vaccinated, like Hart. Other symptoms have been more frequently observed. Read on to find out what they are.

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You may risk a lot of stress right now, but a recurring headache might not be the result of that - it could be Covid. Researchers who have a COVID symptom study found that headaches were the most common symptoms reported from entirely vaccinated persons, partially vaccinated and unvaccinated.

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At the beginning of the pandemic, a flowing nose was considered unrelated to coronavirus infection. But it seems to be a lot more widespread with the variant of Delta: it is now the symptom the number 2 most reported by persons fully vaccinated and partially vaccinated, and the most common symptom n ° 3 in the not validated.

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Another symptom of cold symptoms - was not often reported earlier in the pandemic, but now seems to be a current sign of the delta variant. Sneefely is the nearest covidator symptom 3 of the fully vaccinated vaccinated and n ° 4 in the partially vaccinated group. "Curiously, we noticed that vaccinated people who were then positive for COVID-19 were more likely to sneeze as a symptom compared to those without Jab," say researchers from the CVIV-style symptom study. "If you have been vaccinated and starting to sneeze a lot without explanation, you should get a COVID test, especially if you live or work around people at higher risk of the disease."

• Fever or chills
• Cough
• Shortness of breath or difficulty breathing
• Tired
• Muscle or body
• Headache
• New loss of taste or smell
• Irritated throat
• Congestion or flowing nose
• Nausea or vomiting
• Diarrhea