Does The Flu Virus Affect The Brain?

How long does flu brain last?

(Researchers used symptoms checklists to rule out flu.) The mental haze that comes with a head cold lasts longer than you’d think.

Cognitive impairments start in the incubation period – 24 to 48 hours before other cold symptoms strike – and persist for a couple of days after the coughing and sneezing stop..

Can flu make you confused?

Influenza can very rarely lead to encephalitis with symptoms such as confusion, fever, and sometimes seizures or other neurologic problems. Viral versions usually get better without treatment, but the bacterial types do not and must be ruled out, so seeing a doctor is crucial.

Can the flu cause neurological problems?

Influenza can be associated with various neurologic problems: encephalopathy (a state of confusion), seizures, neuropathy, as well as others. These complications most frequently occur in children, although cases of neurologic illness associated with adult influenza certainly occur.

What flu is going around 2020?

“Nationally, flu activity has been elevated … and continues to increase; this represents somewhat of an early start to the U.S. flu season,” said Scott Pauley, a press officer for CDC. “Flu activity is currently being caused mostly by influenza B/Victoria viruses, followed by H1N1 viruses and H3N2 viruses.

What are the stages of flu?

What to expect with the fluDays 1–3: Sudden appearance of fever, headache, muscle pain and weakness, dry cough, sore throat and sometimes a stuffy nose.Day 4: Fever and muscle aches decrease. Hoarse, dry or sore throat, cough and possible mild chest discomfort become more noticeable. … Day 8: Symptoms decrease.

Can the flu cause memory loss?

Bad Memory and Brain Changes Could Result After the Viral Infection. Did you get the flu this year? There’s a chance it may have a long-lasting effect on your brain. Research published Monday in the Journal of Neuroscience found that for months after mice got the flu, their memory was impaired.

Can flu make your head feel weird?

For some chronic migraine sufferers, the flu may intensify an already occurring migraine. The mucous membranes lining the nasal and sinus cavities can become inflamed when infected with the flu virus. This results in increased pressure around the eyes and face, which may lead to a magnified headache.

What causes virus in the brain?

Encephalitis is most often due to a virus, such as: herpes simplex viruses, which cause cold sores and genital herpes (this is the most common cause of encephalitis) the varicella zoster virus, which causes chickenpox and shingles. measles, mumps and rubella viruses.

Can flu cause brain swelling?

Encephalitis is a rare condition occurs when a flu virus enters the brain tissue and causes inflammation of the brain. This can lead to destroyed nerve cells, bleeding in the brain, and brain damage. Symptoms include: severe headache.

Can the flu affect your eyes?

The sneezing, coughing, and fever that accompany a cold or flu can also negatively affect your eyes. Eyes can be dry and tired, and it’s not uncommon to gain an eye infection while under the weather. Our eyes are sensitive, so it’s important to care for them as best you can—especially during cold and flu season.

Can the flu affect your brain?

Brain flu is a very rare neurological complication of the influenza virus. It can lead to an altered mental status and other neurological symptoms.

Does the flu kill brain cells?

It’s unlikely one bout of the flu will cause significant damage. But over a lifetime, injuries to cells accumulate, Isacson said, and along with environmental stresses, this can kill cells and the development of brain diseases.

Can viruses affect the brain?

Viruses such as cytomegalovirus, rubella, and lymphocytic choriomeningitis virus cause serious abnormalities if the developing brain is infected, and depending on the site and age of fetal infection, can generate overlapping but distinct symptoms such as deafness, blindness, epilepsy, hydrocephalus, and/or reduced IQ …

What damage does the flu do to your body?

It is well-known that muscle aches and weakness are prominent symptoms of influenza infection. Our study in an animal model found that influenza infection leads to an increase in the expression of muscle-degrading genes and a decrease in expression of muscle-building genes in skeletal muscles in the legs.

Does the flu have lasting effects?

Most people who get flu will recover in a few days to less than two weeks, but some people will develop complications (such as pneumonia) as a result of flu, some of which can be life-threatening and result in death.

What viruses cause neurological problems?

Acute neurological syndromes caused by virusesAcute neurological syndromes. There are four main syndromes: … Aseptic meningitis. This is the commonest viral syndrome. … Encephalitis (grey matter disease) … Acute flaccid Paralysis. … 4 (i) Post infectious encephalitis (white matter disease) … 4 (ii) Gillain Barre syndrome. … Enteroviruses. … Poliovirus.More items…

Can Viral infections cause nerve damage?

Viruses affect the central nervous system in two ways: They can directly infect and destroy cells in the central nervous system and cause local swelling during the acute illness. Certain viral infections elsewhere in the body can cause the immune system to attack and damage cells around the nerves.

What are the lingering effects of the flu?

They include viral or bacterial pneumonia, dehydration, and ear infections and sinus infections, especially in children. The flu can worsen long-term medical conditions, like congestive heart failure, asthma, or diabetes.

Can flu cause psychosis?

INFLUENZA CAN CAUSE NEUROPSYCHIATRIC MANIFESTATIONS Reported mental health effects range from depression and other mood disturbances to insomnia and psychosis.

How do you know when the flu is over?

Although fever and the most severe symptoms typically resolve within a week, some people have low energy for up to 2 weeks, and it is possible to experience a cough for up to 8 weeks. The flu shot reduces the risk of getting the flu but does not eliminate it.

Can the flu cause blindness?

“That is a rare process that occurs and often it occurs after influenza,” Bassuk says. “But it is a very rare occurrence even with influenza.” Inflammation from the encephalopathy can lead to blindness, Bassuk says.