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A 2022 U.K. study that gathered self-reported data on COVID-19 symptoms via smartphone apps indicated that a sore throat became a more prevalent sign when Omicron's dominance rose in 2021 ...
It is an unusual symptom for other respiratory diseases, so it is used for symptom-based screening. [59] [60] Loss of smell has several consequences. Loss of smell increases foodborne illness due to inability to detect spoiled food, and may increase fire hazards due to inability to detect smoke. It has also been linked to depression.
The symptoms caused by infection with HV.1 are similar to those caused by recent variants, says Schaffner, which include: Sore throat. Congestion or stuffiness. Runny nose. Cough. Fatigue ...
Other causes can include acid reflux, asthma, allergies, or other chronic medical conditions, adds Richard Watkins, M.D., an infectious disease physician and professor of medicine at the Northeast ...
The virus shows little genetic diversity, indicating that the spillover event introducing SARS‑CoV‑2 to humans is likely to have occurred in late 2019. [ 20 ] Epidemiological studies estimate that in the period between December 2019 and September 2020 each infection resulted in an average of 2.4–3.4 new infections when no members of the ...
In May 2022, a preprint indicated Omicron subvariants BA.4 and BA.5 could cause a large share of COVID-19 reinfections, beyond the increase of reinfections caused by the Omicron lineage, even for people who were infected by Omicron BA.1 due to increases in immune evasion, especially for the unvaccinated. However, the observed escape of BA.4 and ...
Along with congestion, doctors said, some patients experience a headache, fatigue, muscle aches, fever, chills or post-nasal drip that may lead to a cough — though coughing isn't a primary symptom.
Potential XBB.1.16 symptoms. Experiencing pink eye as the only symptom associated with a COVID-19 infection, including one prompted by Arcturus, would be very rare — you are more likely to ...