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  2. Symptoms of COVID-19 - Wikipedia

    en.wikipedia.org/wiki/Symptoms_of_COVID-19

    An overall definition of post-COVID conditions (PCC) can be described as a range of symptoms that can last for weeks or months. [83] Long COVID can be present in anyone who has contracted COVID-19 at some point; typically, it is more commonly found in those who had severe illness due to the virus. [83] [84]

  3. What is COVID rebound? Doctors explain common symptoms ... - AOL

    www.aol.com/news/covid-rebound-doctors-explain...

    COVID rebound symptoms and testing positive again usually last for about three days, according to the May 2022 health advisory from the CDC. You may also be contagious during this time.

  4. Long COVID - Wikipedia

    en.wikipedia.org/wiki/Long_COVID

    Long COVID or long-haul COVID is a group of health problems persisting or developing after an initial period of COVID-19 infection. Symptoms can last weeks, months or years and are often debilitating. [3]

  5. List of epidemics and pandemics - Wikipedia

    en.wikipedia.org/wiki/List_of_epidemics_and...

    [21] [22] According to the World Health Organization, approximately 10 million new TB infections occur every year, and 1.5 million people die from it each year – making it the world's top infectious killer (before COVID-19 pandemic). [21] However, there is a lack of sources which describe major TB epidemics with definite time spans and death ...

  6. Acute severe asthma - Wikipedia

    en.wikipedia.org/wiki/Acute_severe_asthma

    Severe acute asthma can be diagnosed by a primary care physician (PCP). A PCP will ask questions in regards to symptoms and breathing; they will also ask if fatigue or wheezing has been experienced when breathing in or out; and also test using a peak expiratory flow and an oxygen saturation.

  7. Timeline of the COVID-19 pandemic in the United States (2020 ...

    en.wikipedia.org/wiki/Timeline_of_the_COVID-19...

    The CDC would later have to conclude after months of further experience involving more than 700,000 screenings that temperature and symptom-based entry screening was ineffective likely due to multiple factors including an overall low COVID-19 prevalence in travelers, the relatively long incubation period, illness presentation with a wide range ...

  8. Transmission of COVID-19 - Wikipedia

    en.wikipedia.org/wiki/Transmission_of_COVID-19

    The transmission of COVID-19 is the passing of coronavirus disease 2019 from person to person. COVID-19 is mainly transmitted when people breathe in air contaminated by droplets/aerosols and small airborne particles containing the virus. Infected people exhale those particles as they breathe, talk, cough, sneeze, or sing.

  9. What are the side effects of the new COVID vaccine? Here’s ...

    www.aol.com/side-effects-covid-vaccine-know...

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