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This article was automatically translated from the original Turkish version.

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COVID XEC Variant

During the COVID-19 pandemic, virus has undergone mutations, producing various variants. Each of these variants has carried different mutations that affect the virus’s transmission speed and contagiousness. June The XEC variant, which emerged in 2024, is a hybrid of the KS.1.1 (FLiRT) and KP.3.3 (FLuQE) variants.

Characteristics of the XEC Variant

The XEC variant has several important mutations in the SARS-CoV-2 spike protein. The substitution of the glutamine amino acid with glutamic acid in the spike protein enables the virus to bind more strongly to human cells, thereby increasing its contagiousness. This situation has heightened concerns that XEC could become more prevalent, especially as colder weather begins together and common variant.

What Are the Symptoms of the XEC Variant?

The XEC variant exhibits symptoms similar to those of known COVID-19 manifestations. Individuals infected with the XEC variant may experience the following symptoms:

  • High fever
  • Sore throat and cough
  • Shortness of breath
  • Loss of taste and smell
  • Muscle pain and fatigue
  • Loss of appetite

In addition to these symptoms, nose runny nose, stomach nausea, vomiting and diarrhea like may also occur.

How Is the XEC Variant Diagnosed?

The PCR test is used to diagnose the XEC variant. If the test result is positive, laboratory analysis can determine which specific variant is present.

Precautions Against the XEC Variant

COVID-19 vaccines are believed to provide protection against the XEC variant, as they do against other variants of the virus.

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AuthorRefik SöylemezJanuary 7, 2026 at 7:48 AM

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Contents

  • Characteristics of the XEC Variant

  • What Are the Symptoms of the XEC Variant?

  • How Is the XEC Variant Diagnosed?

  • Precautions Against the XEC Variant

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