Chronic obstructive pulmonary disease (COPD) affects millions worldwide. Its prevalence varies by region and country, influenced by smoking rates and air quality¹. In the U.S., nearly 16 million adults suffer from this chronic lung disease². COPD is a major cause of death, ranking sixth in the U.S. mortality rates². It’s vital to know the symptoms and treatments to improve life quality for those with COPD.

Key Takeaways

• COPD is a chronic lung disease that causes breathing difficulties, coughing, and mucus production.
• The primary cause of COPD in developed nations is tobacco smoking, while in developing countries, air pollution is a significant risk factor¹².
• COPD can lead to various complications, including heart disease, lung cancer, and pulmonary hypertension¹.
• Treatments for COPD include bronchodilators, inhaled steroids, oxygen therapy, and pulmonary rehabilitation³.
• Lifestyle changes, such as quitting smoking and avoiding air pollution, can help slow the progression of COPD².

What is COPD (Chronic Obstructive Pulmonary Disease)?

COPD stands for Chronic Obstructive Pulmonary Disease. It’s a group of lung diseases that make breathing tough⁴. Smoking and a rare genetic issue are the main causes⁴. Other risks include work gases, secondhand smoke, pollution, and bad cooking fire ventilation⁴.

Chronic Bronchitis and Emphysema

Chronic bronchitis and emphysema are key COPD conditions. Chronic bronchitis irritates the air tubes, causing swelling and mucus buildup⁴. This makes breathing hard. Emphysema damages the tiny air sacs in the lungs, making breathing tough too⁴.

Difference Between Asthma and COPD

Asthma and COPD share symptoms like shortness of breath and blocked airflow⁴. But COPD is chronic and gets worse over time, unlike asthma which can be triggered by allergens⁴. Smoking is the main cause of COPD, not asthma⁵. Having both COPD and asthma means treating both conditions⁴.

“COPD is a chronic lung disease that makes it hard to breathe. The two main forms of COPD are chronic bronchitis and emphysema.”⁴

Prevalence and Risk Factors of COPD

COPD is a big health issue worldwide. In 2019, there were 212.3 million people living with COPD. It caused 3.3 million deaths and 74.4 million years of life lost to illness⁶. Even though COPD rates have gone down since 1990, some countries like Denmark and Belgium still have high rates⁶.

Smoking is the main cause of COPD, responsible for 75% of cases⁷. But, 25% of COPD patients have never smoked⁷. Other risks include air pollution and work-related exposure to harmful substances⁶³.

• Smoking is behind over 70% of COPD in rich countries³.
• In poorer countries, smoking and air pollution at home cause 30-40% of COPD³.
• Work-related exposures can lead to 10-20% of COPD symptoms⁷.
• Being exposed to tiny particles and certain gases increases COPD risk⁷.
• People over 40 are more likely to get COPD as lungs age⁷.
• Other risks include early lung infections, secondhand smoke, asthma, small lungs, and poverty⁷.

We need to spread the word about COPD and work on prevention to help those affected⁷.

“COPD is the third leading cause of death worldwide, causing 3.23 million deaths in 2019. Nearly 90% of COPD deaths in those under 70 years of age occur in low- and middle-income countries (LMIC).”³

Understanding COPD’s causes helps us fight this global health issue. By tackling the main causes, we can lessen COPD’s impact and improve life for those with it.

Symptoms of COPD

COPD is a lung condition that gets worse over time and has many symptoms⁸. In America, over 11 million people have COPD, but many more might not know they do⁸. It’s key to know the early and late signs of COPD to get the right medical help and manage it well.

Early Symptoms

Early COPD symptoms come on slowly and might be missed. They include feeling short of breath, especially when you’re active, hearing a wheezing sound, feeling your chest tighten, and coughing a lot with mucus⁸⁹. People over 40, and those who smoke or used to smoke, are more likely to get COPD⁸⁹. Catching it early can stop more lung damage and improve life quality⁸.

Advanced Symptoms

As COPD gets worse, symptoms get more serious. Those with advanced COPD might often get lung infections, feel very tired, lose weight without trying, and have swelling in their feet or legs⁸⁹. These signs can make everyday tasks hard and affect life quality, showing why early diagnosis and treatment are key⁸.

Not everyone with COPD shows the same symptoms, and how bad they are can vary⁸. It’s vital to talk to a doctor about any breathing problems and risk factors to get diagnosed and treated right⁸.

“Early detection is essential for potentially preventing COPD progression and improving quality of life.”

COPD is a complex condition that affects many parts of health. Knowing the full range of symptoms helps people get the right medical care and manage their health better⁸⁹¹⁰.

Symptom	Description
Shortness of Breath	Difficulty breathing, especially during physical activities
Wheezing	A whistling or squeaking sound when breathing
Chronic Cough	A persistent cough that may produce mucus
Chest Tightness	A feeling of pressure or discomfort in the chest
Frequent Infections	Increased susceptibility to respiratory infections
Fatigue	Lack of energy and feeling tired
Weight Loss	Unintended weight loss, often due to the body’s increased energy demands
Edema	Swelling in the ankles, feet, or legs

⁸⁹¹⁰

Causes of COPD

COPD is a complex condition with many factors. Tobacco smoking is the main cause in developed countries. Other environmental and genetic elements also play a big role.

Smoking and Air Pollution

Smoking is the biggest risk factor for COPD, causing about 75 percent of cases in smokers⁷. But, 1 in 4 people with COPD never smoked⁷. Besides smoking, secondhand smoke and air pollution can also make COPD worse⁷⁹.

Being exposed to PM 2.5 and nitrogen dioxides from industrial and car emissions raises COPD risk⁷. Poor air quality can also make symptoms worse and speed up lung function decline in COPD patients⁷.

• Working with dusts, chemicals, and fumes can cause 10-20% of COPD symptoms⁷.
• Alpha-1-antitrypsin deficiency, a genetic disorder, affects the lungs’ protection⁷¹⁰.
• Other COPD risks include asthma history, small lungs, and living in poor or rural areas⁷⁹.

Spotting COPD early is key to improving life quality and slowing the disease⁷. To lower COPD risk, quit smoking, avoid secondhand smoke, get vaccines, and use protective gear at work⁷.

“COPD is a preventable and treatable disease, and early diagnosis leads to sooner treatment initiation, which can significantly impact the progression and management of this condition.”

⁷⁹¹⁰

How COPD Affects the Lungs

Chronic Obstructive Pulmonary Disease (COPD) is a serious lung condition that changes how air moves in and out¹¹. It causes inflammation and narrowing of the bronchial tubes, making it hard to breathe¹¹. Emphysema, linked to COPD, damages the alveoli, leading to large air pockets that don’t exchange oxygen and carbon dioxide well¹¹. Chronic bronchitis, another COPD condition, narrows airways with swelling and mucus, reducing oxygen flow and increasing carbon dioxide levels¹¹.

This damage makes exchanging oxygen and carbon dioxide during breathing harder. It lowers oxygen levels in the blood and increases carbon dioxide, causing shortness of breath.

Emphysema

Emphysema damages the inner walls of the lungs’ air sacs, causing them to break and merge into one large space¹¹. This reduces the area for gas exchange. The lungs lose elasticity and expand too much, trapping air when exhaling.

Chronic Bronchitis

Bronchitis inflames the lining of the bronchial tubes, which carry air to and from the lungs¹¹. It causes coughing up thick, discolored mucus. This mucus blocks the tube’s opening, making breathing hard¹¹. Damaged cilia can’t clear mucus, further blocking airflow.

“COPD is a progressive disease that makes it harder to breathe. The damage to the lungs is often irreversible, but treatment can help control symptoms and slow the progression of the disease.”

copd

COPD stands for chronic obstructive pulmonary disease. It includes chronic bronchitis and emphysema¹². This condition makes breathing hard and everyday tasks tough for those with it¹².

COPD is a serious lung disease that affects many people. It can really change someone’s life¹². Spotting COPD early, with signs like coughing, wheezing, and shortness of breath, is key to managing it¹².

At its core, COPD damages and blocks the airways over time¹². Smoking is the main cause, responsible for 90% of COPD in the U.S¹³. But, non-smokers can get COPD too, from pollution, chemicals, or genes¹³.

Doctors check symptoms, history, and test results to diagnose COPD¹². COPD is graded from mild to very severe based on how much air you can breathe¹³.

Managing COPD means using bronchodilators, corticosteroids, and other drugs¹³. For severe cases, surgery like lung transplants might be needed¹³.

Changing your lifestyle helps with COPD too. Quitting smoking, avoiding pollution, and joining rehab programs can make a big difference¹².

Understanding COPD is key for patients and doctors. Staying updated on new treatments and using trusted resources helps people with COPD manage their condition better¹².

“COPD is a debilitating condition that can be managed with the right treatment and lifestyle changes, allowing individuals to reclaim their quality of life.”

Dealing with COPD can be tough, but support and resources can help. Working with doctors and taking charge of your health can improve your life with COPD¹²¹³¹⁴.

COPD Prevalence and Impact	Global Burden of COPD
Smoking causes about 90% of COPD cases in the U.S13. Women who smoke are 50% more likely than male smokers to develop COPD13. COPD symptoms can progress through four stages, from mild to very severe13. COPD treatments include bronchodilators, corticosteroids, and other medications13.	In 2015, COPD affected about 174.5 million people globally14. COPD caused 3.2 million deaths in 2019, with 80% occurring in lower and middle-income countries14. The economic cost of COPD in the U.S. was estimated at $32.1 billion in 2010, projected to rise to $49 billion by 202014. COPD-related deaths are expected to increase due to continued exposure to risk factors and an aging population14.

By spreading awareness, finding COPD early, and offering full care, doctors and health groups can greatly help people with COPD¹²¹³¹⁴.

Complications of COPD

COPD is a complex condition that can lead to many complications. These can greatly affect a patient’s health and quality of life¹⁵. Respiratory infections, cardiovascular problems, and mental health issues are just a few examples.

One big issue with COPD is getting more respiratory infections. This includes colds, the flu, and pneumonia¹⁵. These infections can make breathing harder and worsen the disease.

COPD also raises the risk of heart problems, like atrial fibrillation (AFib), an irregular heart rhythm¹⁵. People with COPD are more likely to get osteoporosis too. This is due to smoking, steroid use, lack of exercise, and low vitamin D levels¹⁵.

Mental health issues, such as depression and anxiety, are common with COPD¹⁵. The struggle to breathe and the disease’s effects can lead to these conditions. This can make COPD symptoms worse.

Another big concern is the higher risk of lung cancer¹⁵. Smoking, a main cause of COPD and lung cancer, is the link here.

Pulmonary hypertension is a serious COPD complication too. It means high pressure in the blood vessels and thicker vessel walls¹⁵. This can make the lungs work less efficiently.

Lastly, COPD can cause secondary polycythemia. This is when there are too many red blood cells. Symptoms include headaches, fatigue, and confusion¹⁵.

Knowing about COPD complications is key for patients and doctors. It helps in managing the disease better and improving life quality for those with COPD¹⁶¹⁷.

Diagnosing COPD

COPD is often suspected when a person feels short of breath, coughs up mucus, and has chest tightness¹⁸. A breathing test called spirometry is key to confirm this. It checks how well the lungs work¹⁸.

In low-income countries, spirometry is hard to find, making COPD hard to diagnose. If COPD is suspected, doctors look at your health history. They check for smoking, secondhand smoke, air pollution, and more¹⁸.

Even though COPD can’t be cured, its symptoms can lessen if you avoid smoking and pollution. Getting vaccinated helps prevent infections too¹⁸. Doctors might also use chest X-rays, CT scans, and blood tests to see how severe COPD is¹⁹.

Diagnostic Tests for COPD	Purpose
Spirometry	Measures lung function by assessing forced vital capacity (FVC) and forced expiratory volume in one second (FEV1)
Chest X-ray	Visually inspects the lungs for signs of COPD and emphysema
CT Scan	Provides detailed images of the lungs to identify COPD and emphysema
Arterial Blood Gas Analysis	Measures oxygen and carbon dioxide levels in the blood to assess COPD severity
Laboratory Tests	Includes the AAT deficiency test to check for alpha-1 antitrypsin deficiency, a genetic disorder that increases COPD risk
6-Minute Walk Test	Assesses exercise capacity and daily activity performance

Spotting COPD early can make life better¹⁸. Using spirometry and other tests is key to finding and managing COPD²⁰.

“Accurate diagnosis of COPD is essential for effective management and improving patient outcomes.”

Treatment Options for COPD

Living with chronic obstructive pulmonary disease (COPD) can be tough, but there are many ways to manage it. The main goals of treatment are to ease symptoms, lower the risk of flare-ups, and help with daily activities²¹. Each treatment plan is made just for the patient, and working together with healthcare teams is key to finding the right approach²¹.

Bronchodilators and Inhaled Steroids

Medicines that open up the airways are key in treating COPD²¹. Bronchodilator inhalers are crucial because they relax and widen the airways, making breathing easier²¹. These come in short-acting and long-acting types, with the latter offering longer relief²². Sometimes, inhaled steroids are added to bronchodilators to fight lung inflammation²².

Oxygen Therapy and Pulmonary Rehabilitation

Oxygen therapy is helpful for those with severe COPD or long-standing cases²¹. It boosts oxygen levels in the blood, aiding in better activity and health²². Pulmonary rehabilitation is also vital, teaching exercises and techniques to improve breathing and strength²³. These programs include group sessions for at least 6 weeks, along with education, diet advice, and mental support²³.

It’s important to use inhalers correctly, sometimes with a spacer, to get the medicine to the airways²². While COPD can’t be cured, these treatments can manage symptoms, slow the disease, reduce flare-ups, and boost activity levels²¹.

Treatment Option	Description	Benefits
Bronchodilators	Inhaled medicines that relax and open the airways	Improve breathing and reduce COPD symptoms
Inhaled Steroids	Inhaled medications that reduce inflammation in the lungs	Help control COPD symptoms and prevent exacerbations
Oxygen Therapy	Supplemental oxygen to increase oxygen levels in the blood	Improve physical activity and overall health for those with severe COPD
Pulmonary Rehabilitation	Comprehensive program that includes exercise training, education, and support	Enhance breathing, physical abilities, and quality of life

It’s important to note that over-the-counter oxygen concentrators might not be enough for people with COPD or other lung diseases²¹. Getting help from skilled respiratory teams and free support programs can make a big difference in managing COPD²¹.

“Effective COPD treatment is a collaborative effort between patients and their healthcare providers. By working together, we can help improve symptoms, slow disease progression, and enhance overall quality of life.”

Managing COPD: Lifestyle Changes

Living with chronic obstructive pulmonary disease (COPD) can be tough. But, making some lifestyle changes can help manage symptoms and boost well-being²⁴. The key step is to quit smoking or vaping, as smoking is the main cause of COPD²⁵²⁶. Quitting, even after years of smoking, can slow down the disease’s progress.

Quit Smoking

Quitting smoking is key for COPD management²⁶. Smoking makes COPD worse and leads to the condition²⁶. Stopping smoking can slow down lung function decline, lessen COPD symptoms, and enhance life quality²⁶. If you’re trying to quit, ask your healthcare provider about quitting programs and resources.

Avoid Air Pollution

Along with quitting smoking, avoiding air pollution is vital²⁴. Being exposed to tobacco smoke, including secondhand smoke, raises COPD risk²⁴. Try to stay away from pollutants like smoke from cooking fires and use air purifiers at home.

Other changes that help manage COPD include staying active, getting vaccines to prevent lung infections, and eating a healthy diet that supports lung health²⁵. Studies show that exercise can boost exercise tolerance and life quality for those with mild to moderate COPD²⁵. Eating a Mediterranean diet can also reduce inflammation and provide vital nutrients for COPD patients²⁵.

By adopting these lifestyle changes, people with COPD can actively manage their condition and better their life quality²⁵²⁶²⁴.

“Quitting smoking is the single most important thing a person with COPD can do to improve their health and slow the progression of the disease.”

²⁵²⁶²⁴

Prevention of COPD

COPD is a serious lung disease that affects millions worldwide²⁷. Luckily, it can be prevented with clear steps²⁷. The main ways to prevent COPD are quitting smoking, avoiding pollution, and protecting against work-related dangers.

Stopping smoking is the best way to avoid COPD²⁷. Smoking causes 85% to 90% of COPD cases²⁷. Even if you’ve never smoked, quitting can lower your COPD risk²⁸. The NHLBI suggests joining support groups and getting help to quit smoking²⁸.

Staying away from air pollution is also key to preventing COPD²⁸. People with COPD should avoid secondhand smoke and other harmful fumes²⁷. Keeping the air clean at home is important for COPD patients²⁷.

Jobs that expose you to harmful chemicals or dusts can also lead to COPD²⁸. Using protective gear at work is a must for those at risk²⁸.

Other ways to lower COPD risk include regular exercise, eating well, and getting vaccinated against infections²⁷. Keeping a healthy weight is also advised for COPD patients²⁷.

By focusing on these steps, people can protect their lungs and lower their COPD risk²⁹. COPD is a big health issue worldwide²⁹, but prevention can make a big difference.

“Prevention is better than cure, and the best way to prevent COPD is to never start smoking or to quit as soon as possible.”

Preventive Measure	Description
Quit Smoking	Smoking is the primary risk factor for COPD, responsible for 85-90% of all cases. Quitting smoking can significantly reduce the risk of developing COPD.
Avoid Air Pollution	Exposure to indoor and outdoor air pollutants, such as secondhand smoke, can contribute to the development of COPD. Reducing exposure is crucial.
Protect Against Occupational Exposures	Certain occupations with exposure to chemical fumes, dusts, and other lung irritants can increase the risk of COPD. Utilizing personal protective equipment is recommended.
Maintain a Healthy Lifestyle	Regular exercise, a balanced diet rich in antioxidants, and maintaining a healthy weight can help reduce the risk of COPD and improve overall lung health.
Get Vaccinated	Vaccination against respiratory infections, such as pneumonia and influenza, can help prevent exacerbations and complications for individuals with COPD.

By taking these steps, people can protect their lungs and fight against COPD²⁹.

WHO Response to COPD

COPD is now a big health issue worldwide. The World Health Organization (WHO) is taking big steps to tackle it³. It’s the third biggest cause of death globally, with 3.23 million deaths in 2019. It hits hard in low- and middle-income countries (LMICs)³.

The WHO has put COPD in the Global Action Plan for NCDs and the UN 2030 Agenda³. They’re also using the PEN to improve managing NCDs, including COPD, in primary care³.

The WHO knows rehab is key for COPD care. They launched the Rehabilitation 2030 initiative to boost rehab services³. This shows how important it is to give full care to people with COPD.

Tobacco smoke is a big risk for COPD. The WHO is fighting this with the Framework Convention on Tobacco Control and other efforts³. These plans aim to cut tobacco use and help prevent COPD.

The WHO’s plan for COPD is wide-ranging, covering global action, specific disease help, and health system strengthening³. They’re working to better handle COPD, improve life quality for those with it, and tackle its causes.

WHO Initiatives and Strategies	Objectives
Global Action Plan for the Prevention and Control of NCDs	Includes COPD as a priority noncommunicable disease
United Nations 2030 Agenda for Sustainable Development	Addresses COPD as part of the global health and development agenda
WHO Package of Essential Noncommunicable Disease Interventions (PEN)	Enhances NCD management, including chronic respiratory diseases, in primary health care
Rehabilitation 2030 Initiative	Prioritizes and strengthens rehabilitation services for COPD and other conditions
WHO Framework Convention on Tobacco Control	Aims to reduce tobacco use and exposure, a key risk factor for COPD

The WHO is fully committed to tackling COPD globally³. They’re using many initiatives and partnerships to improve COPD diagnosis, treatment, and prevention. Their goal is to lessen COPD’s impact worldwide.

“The WHO’s response to COPD reflects a holistic and multifaceted approach, encompassing global action plans, disease-specific interventions, and initiatives to strengthen health systems and promote healthier lifestyles.”

Conclusion

Chronic Obstructive Pulmonary Disease (COPD) is a serious lung condition that affects many people around the world. By 2020, COPD is expected to be the third leading cause of death³⁰. This shows how important it is to find ways to prevent and manage COPD.

Even though COPD can’t be cured, there are ways to manage it. Quitting smoking is key, as it’s the main cause of COPD. About 1 in 6 Americans with COPD have quit³⁰. Also, avoiding pollution, staying away from harmful work environments, and joining rehab programs can help a lot³¹.

Working together, healthcare providers and patients can lessen the impact of COPD. In the U.S., 12 million people have been diagnosed with COPD, and just as many might not know they have it³⁰. By using proven treatments, making lifestyle changes, and doing more research, we can help people with COPD live better lives.

FAQ

What is COPD?

COPD stands for chronic obstructive pulmonary disease. It’s a long-term lung disease that makes it hard to breathe. It includes emphysema and chronic bronchitis under its umbrella.

What are the main symptoms of COPD?

COPD symptoms include trouble breathing and a constant cough. You might also feel very tired. Early signs are shortness of breath during exercise, wheezing, and chest tightness.

What are the main causes of COPD?

Smoking is the top cause of COPD in developed countries. Other causes include being exposed to dust and chemicals at work, and a rare genetic condition.

How does COPD affect the lungs?

COPD makes the lungs lose their elasticity and expand too much. This traps air in the lungs. Emphysema damages the air sacs, reducing gas exchange area. Chronic bronchitis inflames the airway lining, narrowing it.

How is COPD diagnosed?

Doctors use a test called spirometry to diagnose COPD. This test checks how well the lungs work. It confirms COPD and tells it apart from other lung issues.

What are the treatment options for COPD?

COPD treatments include medicines like bronchodilators and corticosteroids. These help open and shrink swollen airways. Oxygen therapy and rehab programs also help manage symptoms.

How can COPD be prevented?

Quitting smoking is the best way to prevent COPD. Avoiding pollution and protecting yourself at work can also help.

Source Links

1. COPD – Symptoms and causes – https://www.mayoclinic.org/diseases-conditions/copd/symptoms-causes/syc-20353679
2. What Is COPD? – https://www.nhlbi.nih.gov/health/copd
3. Chronic obstructive pulmonary disease (COPD) – https://www.who.int/news-room/fact-sheets/detail/chronic-obstructive-pulmonary-disease-(copd)
4. Chronic obstructive pulmonary disease (COPD): MedlinePlus Medical Encyclopedia – https://medlineplus.gov/ency/article/000091.htm
5. COPD | Chronic Obstructive Pulmonary Disease | MedlinePlus – https://medlineplus.gov/copd.html
6. Burden of chronic obstructive pulmonary disease and its attributable risk factors in 204 countries and territories, 1990-2019: results from the Global Burden of Disease Study 2019 – https://www.bmj.com/content/378/bmj-2021-069679
7. What Causes COPD – https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd/what-causes-copd
8. Do you know the early warning signs of COPD? – https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd/symptoms-diagnosis/early-warning-signs
9. Chronic obstructive pulmonary disease symptoms and treatments – https://www.nhsinform.scot/illnesses-and-conditions/lungs-and-airways/copd/chronic-obstructive-pulmonary-disease/
10. Everything You Need to Know About Chronic Obstructive Pulmonary Disease (COPD) – https://www.healthline.com/health/copd
11. COPD’s Effect on the Lungs – https://myhealth.alberta.ca/Health/pages/conditions.aspx?hwid=ug1539abc
12. Chronic Obstructive Pulmonary Disease (COPD) – https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd
13. COPD (Chronic Obstructive Pulmonary Disease) – https://www.webmd.com/lung/copd/10-faqs-about-living-with-copd
14. Chronic obstructive pulmonary disease – https://en.wikipedia.org/wiki/Chronic_obstructive_pulmonary_disease
15. What Else Can COPD Do to Your Body? – https://www.webmd.com/lung/copd/copd-complications
16. Chronic Obstructive Pulmonary Disease – StatPearls – https://www.ncbi.nlm.nih.gov/books/NBK559281/
17. 7. Major Complications of COPD – https://www.atrainceu.com/content/7-major-complications-copd
18. How COPD Is Diagnosed – https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd/symptoms-diagnosis/diagnosing
19. COPD – Diagnosis and treatment – Mayo Clinic – https://www.mayoclinic.org/diseases-conditions/copd/diagnosis-treatment/drc-20353685
20. COPD Diagnosis – https://www.templehealth.org/services/conditions/chronic-obstructive-pulmonary-disease-COPD/diagnosis
21. Treating COPD – https://www.lung.org/lung-health-diseases/lung-disease-lookup/copd/treating
22. 10 Treatments for COPD – https://www.webmd.com/lung/copd/what-are-treatments-for-copd
23. Chronic obstructive pulmonary disease (COPD) – Treatment – https://www.nhs.uk/conditions/chronic-obstructive-pulmonary-disease-copd/treatment/
24. 6 tips for living with COPD – https://www.mayoclinichealthsystem.org/hometown-health/speaking-of-health/6-tips-for-living-with-copd
25. Lifestyle Changes to Help Manage COPD – https://www.healthline.com/health/copd/lifestyle-changes-help-manage
26. Tips for Improving Your Quality of Life With COPD – https://www.webmd.com/lung/copd/copd-treatments-improving-your-quality-of-life
27. How to Prevent COPD or Keep It from Getting Worse – https://www.healthline.com/health/copd/how-to-prevent-copd
28. Preventing COPD: What to know – https://www.medicalnewstoday.com/articles/can-you-prevent-copd
29. Lifestyle interventions in prevention and comprehensive management of COPD – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6118879/
30. Chronic Obstructive Pulmonary Disease: An Overview – https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4106574/
31. Chronic obstructive pulmonary disease: A case report – Kauvery Hospital – https://www.kauveryhospital.com/nightingale/chronic-obstructive-pulmonary-disease-a-case-report/