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  • Pneumonia - Symptoms and causes - Mayo Clinic
    Pneumonia is an infection that inflames the air sacs in one or both lungs The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, chills, and difficulty breathing A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia
  • Bronchitis - Symptoms and causes - Mayo Clinic
    Overview Bronchitis is an inflammation of the lining of your bronchial tubes These tubes carry air to and from your lungs People who have bronchitis often cough up thickened mucus, which can be discolored Bronchitis may start suddenly and be short term (acute) or start gradually and become long term (chronic)
  • COPD - Symptoms and causes - Mayo Clinic
    Quit smoking to help lower your risk of heart disease and lung cancer Get an annual flu vaccination and vaccination against pneumococcal pneumonia to lower your risk of or prevent some infections Also talk with your doctor or other healthcare professional about when you need the COVID-19 vaccine and the RSV vaccine
  • Asthma - Symptoms and causes - Mayo Clinic
    Signs and symptoms that interfere with sleep, work and other activities Sick days from work or school during asthma flare-ups A permanent narrowing of the tubes that carry air to and from your lungs (bronchial tubes), which affects how well you can breathe Emergency room visits and hospitalizations for severe asthma attacks
  • Bronchitis - Diagnosis and treatment - Mayo Clinic
    During the first few days of illness, it can be difficult to distinguish the signs and symptoms of acute bronchitis from those of a common cold During the physical exam, your doctor will use a stethoscope to listen closely to your lungs as you breathe In some cases, your doctor may suggest the following tests:
  • Pulmonary fibrosis - Symptoms and causes - Mayo Clinic
    Pulmonary fibrosis is a lung disease that occurs when lung tissue becomes damaged and scarred This thickened, stiff tissue makes it harder for the lungs to work properly Pulmonary fibrosis worsens over time Some people can stay stable for a long time, but the condition gets worse faster in others As it gets worse, people become more and more short of breath
  • The worlds best hospital - Mayo Clinic
    The right answers the first time Effective treatment depends on getting the right diagnosis Our experts diagnose and treat the toughest medical challenges The world's best hospital Mayo Clinic is the No 1 hospital in the world according to Newsweek Learn more about our top-ranked specialties
  • Emphysema - Symptoms and causes - Mayo Clinic
    Symptoms of emphysema include trouble breathing, especially with activity, and a wheezing sound when breathing out How severe the condition is can vary Smoking is the leading cause of emphysema Treatment can help with symptoms and may slow how fast the condition gets worse But it can't reverse the damage
  • Interstitial lung disease - Symptoms and causes - Mayo Clinic
    By the time symptoms appear in certain types of interstitial lung disease, lasting lung damage has already occurred That's why it's important to see your healthcare professional at the first sign of breathing problems Many conditions other than ILD can affect your lungs Getting an early and correct diagnosis is important for proper treatment
  • Atelectasis - Symptoms and causes - Mayo Clinic
    Pneumonia Various types of pneumonia, which is a lung infection, can cause atelectasis Pneumothorax This is when air leaks into the space between your lungs and chest wall, causing some or all of a lung to collapse Scarring of lung tissue Injury, lung disease or surgery could cause scarring Tumor





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