Quick Answer: Why Does Influenza Cause Pneumonia?

Is influenza the same as pneumonia?

The flu and pneumonia have some common symptoms, but they are not exactly the same.

Both are important to be aware of and seeking treatment is key to prevent complications.

The flu is caused by viruses, but pneumonia can be caused by viruses, bacteria, or fungi.

Pneumonia can also develop as a flu complication..

How does influenza affect the lungs?

The virus that causes the flu can infect the epithelial cells in your lungs and start reproducing itself within your lung tissue. That leads to more inflammation as immune cells in the area try to fight back to get rid of the virus.

What are the 4 stages of pneumonia?

Four Stages of PneumoniaCongestion. This stage occurs within the first 24 hours of contracting pneumonia. … Red Hepatization. This stage occurs two to three days after congestion. … Grey Hepatization. This stage will occur two to three days after red hepatization and is an avascular stage. … Resolution. … ‍ … Is Pneumonia Contagious?

How do you heal your lungs after the flu?

Below, we look at breathing exercises and lifestyle changes that can help remove excess mucus from the lungs and improve breathing.Steam therapy. … Controlled coughing. … Drain mucus from the lungs. … Exercise. … Green tea. … Anti-inflammatory foods. … Chest percussion.

Does the flu weaken your immune system?

Usually, we start recovering from flu symptoms after five days, but due to the sustained high level of glucocorticoids, our immune systems are still suppressed and our bodies still susceptible to a plethora of pathogens.

What’s the strongest antibiotic for pneumonia?

Macrolides. The best initial antibiotic choice is thought to be a macrolide. Macrolides provide the best coverage for the most likely organisms in community-acquired bacterial pneumonia (CAP). Macrolides have effective coverage for gram-positive, Legionella, and Mycoplasma organisms.

How long does it take for lungs to recover from flu?

Most people get over an acute bout of bronchitis in two to three weeks, although the cough can sometimes hang on for four weeks or more. If you’re in otherwise good health, your lungs will return to normal after you’ve recovered from the initial infection.

What damage does influenza cause to the 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.

Which type of pneumonia is the most serious?

Types of pneumonia that carry a higher riskViral. Viral pneumonia is typically a milder disease and symptoms occur gradually. … Bacterial. These pneumonias are often more severe. … Fungal. Fungal pneumonia is typically more common in people with a weakened immune system and these infections can be very serious.

Is pneumonia a side effect of the flu?

Pneumonia is an infection of the lungs that causes the alveoli to become inflamed. This causes symptoms such as cough, fever, shaking, and chills. Pneumonia can develop and become a serious complication of the flu. It can be especially dangerous and even deadly for people in high-risk groups.

How do you prevent pneumonia from the flu?

You can help prevent pneumonia by doing the following:Get the flu vaccine each year. People can develop bacterial pneumonia after a case of the flu. … Get the pneumococcal vaccine. … Practice good hygiene. … Don’t smoke. … Practice a healthy lifestyle. … Avoid sick people.

How is influenza pneumonia treated?

If a virus is causing your pneumonia, antibiotics won’t help. Your doctor may give you an antiviral medication. If you have an influenza virus, your doctor may prescribe medications such as oseltamivir (Tamiflu), zanamivir (Relenza), or peramivir (Rapivab).

How do you know when the flu turns into pneumonia?

They can include:High fever, up to 105 F.Coughing up greenish, yellow, or bloody mucus.Chills that make you shake.Feeling like you can’t catch your breath, especially when you move around a lot.Feeling very tired.Loss of appetite.Sharp or stabbing chest pain (you might feel it more when you cough or take a deep breath)More items…•

Can the flu cause respiratory problems?

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.

Do you cough up mucus with the flu?

You will find yourself coughing whether you have flu or pneumonia. A flu cough is likely to be “dry,” though (in other words, you will not hear or feel a “rattle” in your chest and, if you try to spit, no phlegm will come up).

What is the most common complication of the flu?

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.

What is the main cause of pneumonia?

The most common cause of bacterial pneumonia in the U.S. is Streptococcus pneumoniae. This type of pneumonia can occur on its own or after you’ve had a cold or the flu.

How soon does pneumonia develop after flu?

With influenza pneumonia, for example, someone may become sick as soon as 12 hours or as long as 3 days after exposure to the flu virus. But with walking pneumonia, a person may not feel it until 2 to 3 weeks after becoming infected.

Is Vicks VapoRub good for pneumonia?

A. We are impressed that Vicks VapoRub on the soles of the feet actually helped a serious cough that signaled pneumonia. We do NOT recommend toughing it out with a home remedy as long as your hubby did.

Can the flu permanently damage your lungs?

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

What does pneumonia feel like in your chest?

Fever, sweating and shaking chills. Shortness of breath. Rapid, shallow breathing. Sharp or stabbing chest pain that gets worse when you breathe deeply or cough.

How does flu virus enter body?

The flu virus typically enters your body through your nose via droplets from an infected person who sneezes or coughs near you. If a sick person is standing within six feet of you, they’re close enough to spread germs.