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Doctor insights on: Is Asthma Infectious Or Noninfectious

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Is Bronchial Asthma contagious?

No: asthma isn't contagious, viral diseases can resemble asthma, and they are contagious, but asthma as it is no, ...Read more

Dr. Sue Ferranti
3,026 Doctors shared insights

Asthma (Definition)

A disease of the lungs caused by chronic inflammation of the airways most often caused by allergies. This inflammation results in airway swelling and hyperactivity leading to difficulty breathing, shortness of ...Read more


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I have moderate to severe asthma and was exposed to pneumonia. How contagious is pneumonia?

I have moderate to severe asthma and was exposed to pneumonia. How contagious is pneumonia?

Depends: Most bacterial pneumonia arises from common germs already in the respiratory tract & are not easily transferred. Some viral pneumonias are less selective & could pass as easily as a cold. Proximity of exposure along with duration in minutes/hours etc all contribute to ease of pasage. ...Read more

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A family member has allergy induced pneumonia, is that contagious? I heard it was not. I have asthma and I am concerned.

A family member has allergy induced pneumonia, is that contagious? I heard it was not. I have asthma and I am concerned.

Molds?: Do you mean hypersensitivity pneumonitis which can be caused by an immune reaction to molds or an occupational exposure? Allergy otherwise does not cause pneumonia. If the pneumonia is not caused by a virus or bacteria, it is not transmitted to another person. But if you are also exposed to the same environment, your risk of developing pneumonitis is somewhat higher ...Read more

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Asthma patient with bronchitis symptoms. Is bronchitis contagious, and would you assume it best for me to stay home from school?

Asthma patient with bronchitis symptoms. Is bronchitis contagious, and would you assume it best for me to stay home from school?

Depends: Assuming that your asthma is under control but you still cough, then the cause for the bronchitis is likely from a viral or bacterial infection. Bacterial infection is usually not contagious unless you have whooping cough. Viral infection often does however since a cough often travels from 0 to 60 faster than your souped-up mustang. ...Read more

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Can asthmatic bronchitis be contagious to other children?

Can asthmatic bronchitis be contagious to other children?

Viral infection: Viral respiratory tract infections are contagious as they are spread by respiratory droplets. However, to have asthma symptoms that is dependent upon the child having asthma. Thus, if the child has asthma, and then is exposed to a viral infection, he will have symptoms of asthmatic bronchitis. ...Read more

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Is walking pneumonia contagious? A family member has mild pneumonia. I am asthmatic and concerned.

Is walking pneumonia contagious? A family member has mild pneumonia. I am asthmatic and concerned.

Depends: Many are and some are not."Walking pneumonia" is a simple label that designates those that can be treated with oral medication & not require hospital care. Many start with contageous viruses and or inhaled germs from their surroundings. These could spread. Some start as a cold and common airway bacteria that were there already take the opportunity to spread/infect. These are less so. ...Read more

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What is asthma?

What is asthma?

Definition...: Asthma is a disease of the airways characterized by recurrent acute exacerbations of bronchospasm and airway inflammation. Between exacerbations, most asthmatics have no symptoms. There is no cure but there are effective treatments. ...Read more

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What is asthma?

Asthma: Asthma is a condition that affects the smaller airways (bronchioles) of the lungs. From time to time the airways narrow (constrict) in people who have asthma. The typical symptoms are wheeze, cough, chest tightness, and shortness of breath. Symptoms can range from mild to severe. Treatment usually works well to ease and prevent symptoms. Treatment is usually with inhalers ...Read more

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What is asthma?

What is asthma?

Airway Obstruction: Asthma is an inflammatory disease of the lungs that causes wheezing, coughing, and shortness of breath due to airway obstruction.

The symptoms are usually episodic, but can be present on a daily basis. ...Read more

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What is asthma?

What is asthma?

Chronic disease: It is chronic inflammatory disease of the airways with symptoms such as wheezing, coughing, chest tightness, and shortness of breath. This is related narrowed airways from inflammatory changes of the airway walls and spasm of the muscle in the airways (bronchospasm). ...Read more

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What is asthma?

What is asthma?

A condition: A condition based on inflammation of the airways that causes increased secretions, cough and difficulty breathing ...Read more

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What is asthma?

What is asthma?

Airway inflammation: Main components of asthma are inflammation and constriction of small airways, making more difficult to breathe. When exposed to virus or allergen, wheezing can occur. The more severe inflammation and constriction, the worse the asthmatic attack. Cells in the airways might make more mucus than usual plugging up airways. Asthma affects people of all ages, but it most often starts during childhood. ...Read more

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What is asthma?

What is asthma?

Asthma: Asthma is a codition that affects the airways of the lungs, leading to a spasm of the smooth muscles in the bronchial tree, inflammation of the mucus mabrane that is lining the airway & also the secretion of mucus, all these factors lead to narrowing of the airway leading to wheezing, difficulty breathing & cough. It can be familial, allergic or due exposure to pollution. I hope this helps. ...Read more

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What is asthma?

What is asthma?

Asthma: Asthma is an inflammatory disease of the lungs that can cause constriction of the airways and causes shortness of breath, cough and wheezing and is usually treated with bronchodilators and antiinflammatory inhalers, and sometimes other medications are indicated depending on the severity of the disease. A pulmonologist or allergist can diagnose and treat it. ...Read more

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What is asthma?

What is asthma?

InflammatoryDisease: Asthma is a chronic Inflamatory Disease of the Airway and causes recurrent symptoms and airflow obstruction and reversible airflow obstruction and Bonchospasm
It can present as cough, wheezing and Shortness of Breath ...Read more

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What causes asthma?

What causes asthma?

Also infection: While 80% of asthma patients have allergies, there are patients whose asthma starts after they had a respiratory infection. Those infections can be due to viruses such as influenza (the real flu) or certain bacteria such as mycoplasma or chlamydia. Such patients are usually older and have no history of allergy. Still, patients who already have asthma and get infected, their asthma will get worse. ...Read more

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How asthma happens?

How asthma happens?

Inflammation: There are many causes of asthma, allergies and pollution and reactions to infections are just a few. Inflammation builds up in the airways and so does tightening of the muscles in their walls and then asthma is triggered by certain factors and mucus can plug the airways in severe cases. ...Read more

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Hi what is asthma?

Hi what is asthma?

InflammatoryDisease: Asthma is a chronic Inflamatory Disease of the Airway and causes recurrent symptoms and airflow obstruction and reversible airflow obstruction and Bonchospasm
It can present as cough, wheezing and Shortness of Breath ...Read more

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What causes. Asthma?

What causes. Asthma?

Genetics/external fr: There is ample evidence that true asthma is genetically linked to the issues of allergy & eczema & frequency is higher when one or both parents are affected. Lower respiratory tract viruses often trigger both infectious wheezing & that of true asthma early on with infectious wheezing subsiding after 3-4y. Allergies often co-exist but less than 5% of events are allergy driven alone. ...Read more

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Is asthma transmissible?

Is asthma transmissible?

Not really: Asthma is not an infectious disease and so is not transmissible as such. Viral infections or colds that worsen asthma are transmissible or infectious. Asthma often may have a genetic component and so does run in families. ...Read more

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Is asthma transmissable?

No...: Asthma is not contagious. But, if someone is having an exacerbation due to acute bronchitis, an infection of the airways, the viral or bacterial infection could be contagious. Coughing and sneezing into the elbow and frequent hand-washing will decrease the chance of spreading the infection. ...Read more

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What is heberden's asthma?

What is heberden's asthma?

Cardiac asthma: Heberden's asthma is commonly known as cardiac asthma. It is wheezing, coughing and shortness of breath that mimics asthma but is actually due to congestive heart failure. Symptoms are due primarily to accumulation of fluid in the lungs from a weak pumping action of the heart. The treatment is diuretics and additional medications that improve the strength of cardiac muscle contractions. ...Read more

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What things worsens asthma?

Many triggers: There are many triggers for asthma symptoms including exercise, weather change, smoke, air pollution, respiratory illness, allergens, reflux, strong odors such as paint and perfume. ...Read more

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What are the kinds of asthma?

What are the kinds of asthma?

Extrinsic&Intrinsic: Asthma is divided into 2 categories: Extrinsic due to allergies and Intrinsic due to non-allergic causes. There are further subcategories in each group such as nighttime asthma, occupational asthma, exercise induced asthma, cough-variant asthma and medication induced asthma. ...Read more

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Did our ancestors have asthma?

Did our ancestors have asthma?

Very possible: A problem with correctly diagnosing this condition 100 -200-300 years ago was the technology available at the time. In addition, if we rad the history books on medicine, asthma as we know it today may have been called something else. Like tuberculosis and consumption. Asthma is not a result of industrialization though this certainly did not help. ...Read more

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What are the effects of asthma?

What are the effects of asthma?

Inflammation...: Asthma leads to bronchospasm and inflammation so patients with asthma experience shortness of breath, cough, wheezing, etc. Asthmatics have exacerbations and between episodes they are often symptom free. Meds are given to decrease sxs and allow for longer symptom-free intervals and some asthmatics can go for months or even years between exacerbations. ...Read more

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What is it like to have asthma?

What is it like to have asthma?

Many symptoms: Asthma is a narrowing of the small airways called bronchioles, due to allergen, viral infection, exercise, temperature changes, etc. Usually starts with dry cough, which becomes frequent and repetitive followed by wheezing, shortness of breath and then increased work of breathing. These symptoms often worsen until treated. Sometimes they occur rapidly within a few minutes or can take few days. ...Read more

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What are the causes of asthma??

What are the causes of asthma??

Asthma: Asthma is caused by reactive airways that results in excess mucous production + narrowed airways. Symptoms are usually episodic and triggered by allergies (grasses, pollen, mould) or infections. Some people get exercise-induced symptoms. ...Read more

Contagious (Definition)

One is able to transmit an infection to another by ...Read more