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21 cze 2024 · Concern over variants, sometimes called strains, of the virus that causes COVID-19 is based on how the virus might change. A virus could get better at infecting people, spread faster or cause people to get sicker. As a virus infects a group of people, the virus copies itself.
13 cze 2024 · 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.
28 cze 2024 · To better understand how the FLiRT strains emerged, it might help to see how the SARS-CoV-2 virus has changed over time, with new variants forming as mutations emerged in its genetic code. Omicron was a variant of SARS-CoV-2 that took hold in the U.S. in 2021 and began to spawn subvariants of its own.
6 dni temu · In recent months, we have seen a new group of variants of Covid emerge, collectively nicknamed as FLiRT. They are descended from the dominant JN.1 variant, which is itself a sub-variant of...
20 cze 2024 · Like all antivirals, Paxlovid works best early in the course of an illness—in this case, within the first five days of symptom onset, says Jeffrey Topal, MD, a Yale Medicine infectious diseases specialist who is involved in determining COVID treatment protocols for Yale New Haven Hospital patients.
7 cze 2024 · Most people who get one of the new FLiRT variants of COVID experience symptoms similar to an upper respiratory tract infection. These include: Chills. Congestion. Cough. Fatigue. Fever. Difficulty breathing. Headache. Muscle aches. Runny nose.
14 godz. temu · By 2021, the rate of infection and death for non-Hispanic white people had risen and closed the gap between the groups. In April 2024, non-Hispanic white people had the highest rate of death compared with that of other race and ethnicities. Taken together, the COVID-19 pandemic shows how disease can raise the risk of illness based on factors ...
