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The Delta variant (B.1.617.2) was [ 3 ][ 4 ] a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in India on 5 October 2020. The Delta variant was named on 31 May 2021 and had spread to over 179 countries by 22 November 2021. The World Health Organization (WHO) indicated in June 2021 that the Delta variant was ...
The symptoms of COVID-19 are variable depending on the type of variant contracted, ranging from mild symptoms to a potentially fatal illness. [1][2] Common symptoms include coughing, fever, loss of smell (anosmia) and taste (ageusia), with less common ones including headaches, nasal congestion and runny nose, muscle pain, sore throat, diarrhea ...
U.S. scientists are investigating whether fully vaccinated people are experiencing different symptoms with the Delta variant than with prior variants.
KP.3.1.1 — which comes from the JN.1 strain — is now the most dominant variant, accounting for an estimated 27.8% of cases. The symptoms are similar to other COVID strains. Being sick and ...
The Delta variant, also known as B.1.617.2, G/452R.V3, 21A [78] or 21A/S:478K, [100] was a globally dominant variant that spread to at least 185 countries. [140] It was first discovered in India. Descendant of lineage B.1.617, which also includes the Kappa variant under investigation, it was first discovered in October 2020 and has since spread ...
The CDC updated its list of possible symptoms in March, and those include: Fever or chills. Cough. Shortness of breath or difficulty breathing. Fatigue. Muscle or body aches. Headache. New loss of ...
Deltacoronavirus (Delta-CoV) is one of the four genera ( Alpha-, Beta-, Gamma-, and Delta-) of coronaviruses. It is in the subfamily Orthocoronavirinae of the family Coronaviridae. They are enveloped, positive-sense, single-stranded RNA viruses. Deltacoronaviruses infect mostly birds and some mammals . While the alpha and beta genera are ...
The variants EG.5 and BA.2.86 are circulating, and more could emerge this fall and winter. Here are the most common symptoms and how to protect yourself.