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Here's what you can do about it. This Uncomfortable Symptom Is a Lesser-Known Sign of COVID—Here's Why, and What to Do About It
The most recent COVID-19 vaccine should offer protection against the XEC variant, Russo says. “The most recent version of the vaccine seems to be reasonably well-matched,” he says.
“It’s still usually worse than a ‘cold’ which usually doesn’t have systemic symptoms,” he says, noting that COVID-19 tends to cause a fever for a day or two in an otherwise healthy person.
Longer-term effects of COVID-19 have become a prevalent aspect of the disease itself. These symptoms can be referred to by many names including post-COVID-19 syndrome, long COVID, and long haulers syndrome. An overall definition of post-COVID conditions (PCC) can be described as a range of symptoms that can last for weeks or months. [83]
In COVID-19, the arterial and general tissue oxygen levels can drop without any initial warning.The chest x-ray may show diffuse pneumonia.Cases of silent hypoxia with COVID-19 have been reported for patients who did not experience shortness of breath or coughing until their oxygen levels had depressed to such a degree that they were at risk of acute respiratory distress (ARDS) and organ failure.
For instance, a study showed how COVID-19 may cause microvascular brain pathology and endothelial cell-death, disrupting the blood–brain barrier. [ 51 ] [ 52 ] Another study identified neuroinflammation and an activation of adaptive and innate immune cells in the brain stem of COVID-19 patients. [ 53 ]
At the onset of symptoms, people infected with COVID-19 will begin to experience a general feeling of malaise, followed by fever, runny nose, sore throat, cough and headaches, Culler says.
One possible explanation is that in certain people, the immune system doesn't eliminate the infection early on and instead focuses on repairing the body, allowing the virus to continue to ...