FAQs

COPD stands for chronic obstructive pulmonary disease, a term used to describe chronic lung diseases, including emphysema and chronic bronchitis. COPD is often caused by tobacco smoking and second-hand smoke, but other cause of COPD can include fumes, chemicals and dust found in work environments, and genetics.

Symptoms of COPD are often unrecognized until the disease has progressed; symptoms can vary from person to person, but the most common include:

  • Increased shortness of breath/breathlessness
  • Frequent coughing (with and without mucus)
  • Wheezing
  • Tightness in the chest
  • Unusual tiredness

It’s important to be aware of common triggers that can make COPD worse, and take steps to prevent a flare-up of COPD symptoms:

  • Quit Smoking –Tobacco smoke (from cigarettes, pipes, and cigars) and secondhand smoke makes symptoms worse
  • Prevent Infections – Any type of respiratory infection, such as the common cold or flu, can worsen COPD symptoms.

    Ways to reduce risk from an infection include:

    • Washing your hands often, especially after being in public places
    • Avoid being around anyone who has a cold or the flu
    • Get an annual flu shot
    • Ask about a pneumonia vaccination
    • Stay hydrated with water
    • Avoid crowds, especially during flu season

Temperature, humidity, wind conditions and air quality can affect breathing and worsen COPD symptoms.

  • Cold/dry air
    • Dry air and sudden temperature changes during fall and winter can bring on COPD symptoms. Using a humidifier inside, as well as a mask or covering your mouth and nose when going outside can help.
  • Hot/humid weather
    • During summer, heat and humidity can make it difficult to breathe. Staying inside and/or using air conditioners or fans can help.

Indoor air quality can affect COPD:

  • Keep it clean, dry, and tobacco free
  • Regularly inspect and repair heating systems (furnaces, wood stoves, water heaters, and fireplaces)
  • Avoid using rugs; if you have rugs, use a vacuum with a HEPA filter
  • Test your home for radon
  • Install an alarm that detects carbon monoxide

Check the local Air Quality Forecast before going outside and stay inside when air quality is poor. If you have to go out on a bad air day, wear a mask and avoid going out when air pollution levels are at their highest.

A flare-up or exacerbation of COPD is when symptoms suddenly worsen. Symptoms of a flare-up include:

  • Coughing and/or wheezing with or without mucus
  • Shortness of breath
  • Swelling in the ankles, legs or feet
  • Chest tightness
  • Low energy
  • Frequent respiratory infections

While COPD is most commonly linked to smoking, even non-smokers can get COPD. Risk factors for developing COPD include:

  • Smoking cigarettes
  • Exposure to second-hand smoke or other lung irritants, such as smoke from a fire or fireplace
  • Long-term exposure to chemical fumes and agents
  • Asthma and chronic bronchitis
  • Recurrent respiratory infections
  • Genetic factors
  • Age and gender

COPD and asthma have similar symptoms, but they’re actually unique lung conditions. Getting a correct diagnosis is important; here are some key differences by age, symptoms and testing:

COPD

  • Usually diagnosed after the age of 40
  • Symptoms persist despite treatment
  • History of exposure to lung irritants, such as tobacco smoke
  • Symptoms get worse over time
  • Chest X-ray shows lung changes

ASTHMA

  • Usually starts before the age of 20
  • Is common in those with a family history of asthma or allergies
  • Symptoms tend to come and go
  • Symptoms respond to bronchodilator or steroid treatment
  • Chest X-ray is normal

References

  1. Agusti A, Celli B, Criner G, et al. Global Initiative for Chronic Obstructive Lung Disease 2023 Report: GOLD Executive Summary. Am J Respir Crit Care Med. 2023;207:819-837.
  2. American Lung Association. Prevent COPD Exacerbations or Flare Ups. https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd/living-with-copd/prevent-flare-ups
  3. Anthem. How the weather can cause COPD exacerbation. https://www.anthem.com/blog/living-healthy/how-the-weather-can-cause-copd-exacerbation/
  4. Temple Health. Chronic Obstructive Pulmonary Disease (COPD) Frequently Asked Questions. https://www.templehealth.org/services/conditions/chronic-obstructive-pulmonary-disease-COPD/faq
  5. Healthline. Asthma and COPD: How to Tell the Difference. https://www.healthline.com/health/copd/asthma

All URLs accessed February 13, 2024

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