How are the lungs affected by influenza?

How are the lungs affected by influenza?

In severe cases of flu, fluid accumulates in the lungs, making it difficult to breathe and preventing oxygen from reaching the blood stream.

Is influenza A lung infection?

Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza is commonly called the flu, but it’s not the same as stomach “flu” viruses that cause diarrhea and vomiting.

What causes flu in the lungs?

What Causes the Flu? The flu is caused by influenza viruses that infect the nose, throat, and lungs. These viruses spread when people with flu cough, sneeze or talk, sending droplets with the virus into the air and potentially into the mouths or noses of people who are nearby.

What are the symptoms of influenza A and B?

There are four types of influenza virus. Influenza A is the most common, followed by influenza B. Both are highly contagious, and their symptoms are similar….Symptoms

  • fatigue.
  • nasal congestion.
  • a cough.
  • headaches.
  • a sore throat.
  • body aches.
  • chills.
  • a fever.

Does flu cause lung inflammation?

During influenza infection, the immune system’s prolonged response causes the lungs to become inflamed and this can clog the airways and cause difficulty breathing.

Why do lungs hurt after 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 tell if the flu is turning 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)

How do you heal your lungs after the flu?

Ways to clear the lungs

  1. Steam therapy. Steam therapy, or steam inhalation, involves inhaling water vapor to open the airways and may also help to loosen mucus.
  2. Controlled coughing.
  3. Draining mucus from the lungs.
  4. Exercise.
  5. Green tea.
  6. Anti-inflammatory foods.
  7. Chest percussion.

Does the flu cause long term lung damage?

Influenza A Virus Infection Causes Chronic Lung Disease Linked to Sites of Active Viral RNA Remnants | The Journal of Immunology.

Whats worse influenza A or B?

Type A influenza is generally considered worse than type B influenza. This is because the symptoms are often more severe in type A influenza than in type B influenza. Type A influenza is more common than type B influenza. Researchers suggest that most adults have considerable immunity against type B influenza.

What is the third stage of infection which begins when more specific signs and symptoms appear?

Illness. The third stage of infection is an illness or clinical disease. This stage includes the time when a person shows apparent symptoms of an infectious disease.

How do you know if the flu has turned into pneumonia?

How do you know if you have a lung infection?

a cough with thick yellow, green, or blood-tinged mucus. stabbing chest pain that worsens when coughing or breathing. sudden onset of chills severe enough to make you shake. fever of 102-105°F or above (fever lower than 102°F in older persons)

How long are you sick with influenza A?

Uncomplicated influenza signs and symptoms typically resolve after 3-7 days for the majority of people, although cough and malaise can persist for >2 weeks, especially in elderly people and those with chronic lung disease.

What is this stage when the signs and symptoms of the sick person slowly goes down?

The decline stage occurs when the number of infectious microbes declines and symptoms resolve. The final stage is convalescence. During this stage, symptoms disappear, and the body starts to recover.

What stage begins when more specific signs and symptoms?

In medicine, a prodrome is an early sign or symptom (or set of signs and symptoms) that often indicates the onset of a disease before more diagnostically specific signs and symptoms develop.

How do I know if I have a lung infection?

When did the influenza season start and end in 2015?

Influenza A viruses were more commonly detected until late February 2015, after which there was substantial influenza B activity. Influenza B viruses predominated from the week ending February 28, 2015 (week 8) through the week ending May 23, 2015 (week 20). The relative proportion of each type and subtype varied by geographic region and by week.

What are the symptoms of the flu?

Some people only get mildly ill. Others get very sick. Flu symptoms appear 1 to 4 days after exposure to the virus. Usually they include the sudden appearance of: fever. cough. muscle aches and pain.

What are the risks of having the flu?

Having the flu may keep you home from work or school, not to mention making you feel pretty miserable for a week or two. If you have asthma or other lung diseases, you are at higher risk of developing complications from the flu. What Are the Symptoms of Influenza?

How does the flu affect people with COPD?

Some people are more at risk for serious complications from the flu, including seniors, young children, and people with long-term lung diseases like asthma and chronic obstructive pulmonary disease (COPD). Flu can make asthma symptoms worse and cause COPD flare-ups.