Can Flu Affect The Brain?

What 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 ….

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 cause confusion?

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.

What happens if flu is not treated?

In rare cases, the flu can be deadly. Left untreated, the flu can cause: ear infection. diarrhea.

What viruses cause brain lesions?

Encephalitis is most commonly due to viruses, such as herpes simplex, herpes zoster, cytomegalovirus, or West Nile virus. It can occur in the following ways: A virus directly infects the brain. A virus that caused an infection in the past becomes reactivated and directly damages the brain.

Can flu make your head feel weird?

It’s also possible that blood vessels in the brain dilate in response to fever, creating a headache by increasing pressure inside your head.

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.

Can the flu cause permanent lung damage?

A protein in influenza virus that helps it multiply also damages lung epithelial cells, causing fluid buildup in the lungs, according to new research.

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.

Can the flu cause long term side effects?

What Are the Most Common Complications? 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.

Is the flu going around 2020?

Here are the final numbers as reported by the CDC. The final data on flu season 2019/2020 has been reported by the Centers for Disease Control and Prevention (CDC), as COVID-19 continues to spread throughout the United States. Between October 1, 2019 and April 4, 2020, the flu resulted in: 39 to 56 million illnesses.

What disease does the influenza virus cause?

Flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. It can cause mild to severe illness, and at times can lead to death. The best way to prevent flu is by getting a flu vaccine each year.

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 the flu cause brain fog?

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. The cognitive effects are more severe with influenza, Smith said.

What strain of flu is going around 2020?

The committee recommended that the quadrivalent formulation of cell- or recombinant based influenza vaccines for the U.S. 2020-2021 influenza season contain the following: an A/Hawaii/70/2019 (H1N1) pdm09-like virus; an A/HongKong/45/2019 (H3N2)-like virus; a B/Washington/02/2019- like virus (B/Victoria lineage);

How long will the flu last 2020?

Most people who become sick will recover in a few days to less than two weeks, but some people may become more severely ill. Following flu infection, moderate complications such as secondary ear and sinus infections can occur.

How do I know if my flu is serious?

According to ACEP, signs that the flu requires emergency care for adults include:Difficulty breathing or shortness of breath.Chest pain or abdominal pain.Sudden dizziness.Confusion.Severe or persistent vomiting.Flu-like symptoms that appear to get better, but then return with a fever and worse cough.More items…•

What virus attacks the nervous system?

Viruses that infect the central nervous system (brain and spinal cord) include herpesviruses (see also herpes simplex virus infections), arboviruses, coxsackieviruses, echoviruses, and enteroviruses.

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 change your personality?

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

Is the Flu A or B worse?

In the past, it was thought that infection with influenza A was more severe than infection with influenza B. However, a 2015 study in adults with influenza A and influenza B found they both resulted in similar rates of illness and death.