Headache may be identified as a common symptom of COVID-19

HUNG HOM, Hong Kong - Dec. 12, 2022 - PRLog -- There are now more than 500 million confirmed cases of COVID-19 worldwide. Headache is one of the earliest and most common symptoms after COVID-19; it is characterized by pressure pain in the upper or front of the head. Long COVID still affects 14 % to 60% of patients after recovering from COVID-19, and the prevalence of post-COVID-19 headaches is 18%, the fifth most common among chronic COVID patients after fatigue, dyspnea, brain fog, and muscle pain Common Symptoms.

So why do Long COVID headaches occur? Here's what might cause Long COVID headache.

◎Patients infected with COVID virus, if they experience immune cytokine storm and severe fever during the infection period, will cause Long COVID-19 headaches. Studies have shown that after experiencing a cytokine storm, arterial hypertension occurs, and One of arterial also hypertension is caused by Long COVID headaches.

◎Patients infected with the COVID-19 virus, some patients will have the situation that the new coronavirus breaks through the blood-brain barrier and invades the brain. The virus can break through the blood-brain barrier of the human body, infect the cells in the brain, cause neurodegeneration, and develop into brain neuroinflammation.

◎Patients infected with COVID, some patients will develop systemic chronic inflammation, and the pro-inflammatory substances caused by a systemic viral infection, NLRP3, HMGB1, and interleukin 6, are also a cause of headaches after COVID-19.

◎Patients infected with COVID virus if they have experienced severe illness during the infection period, such as experiencing hypoxia. Or the new coronavirus invades the brain, causing blockage of the microvessels in the brain, which will cause a situation similar to a small ischemic stroke or a hemorrhagic stroke. This can also create Long COVID headaches.

How Long Do Headaches Last After COVID-19?

Headaches from COVID-19 disease usually last 10 to 14 days. But after recovery, some patients still experience headaches. More than half of people still experience symptoms of Long COVID six months after becoming ill, the study found. Headache is one of the most common symptoms. In most cases, the headache goes away within a few weeks, but some people develop long-term headaches for weeks or months after infection.

Currently, it is unclear how long the headaches caused by the COVID virus last. But based on the current research(http://postcovidbrainfog.org), most people expect symptoms to last between 6 and 12 months, and some can last longer.