Understanding Spirometry
Spirometry is a simple breathing test that measures how well your lungs are working. A doctor may ask you to do this test if you have been coughing for a long time, feeling short of breath, or if they suspect a condition like asthma or chronic obstructive pulmonary disease (COPD). The test helps your doctor understand how much air you can breathe in and out, and how fast you can do it.
Common Symptoms / Concerns for Spirometry
When to Seek Professional Care
Book an evaluation with a healthcare provider immediately if you experience or present with:
- Sudden and severe difficulty breathing that does not improve with rest
- Lips or fingernails turning blue or grey
- Chest pain that comes with shortness of breath
- Breathing so fast or hard that you cannot speak in full sentences
- Coughing up blood
- Feeling confused or very drowsy due to difficulty breathing
- Shortness of breath that wakes you from sleep and does not settle
What to Expect During Your Medical Consultation
When you come in for a spirometry test, the doctor or nurse will ask you about your breathing problems, any history of asthma, smoking, or exposure to dust and fumes. You will be asked to breathe into a mouthpiece connected to a machine, taking a deep breath in and then blowing out as hard and fast as you can — the nurse will guide you through it step by step. The test is painless and usually takes about 15 to 30 minutes, and your doctor will explain the results to you and discuss the next steps.
Medical Divisions Vetted for Spirometry
Our platform supports multiple clinical specialties capable of providing consultations for this visit type:
Lung Doctor
Clinicians available for spirometry consultations.
Frequently Asked Questions
Why has my doctor asked me to do a spirometry test?
Your doctor has likely asked for this test because you have symptoms like a long-lasting cough, shortness of breath, or wheezing. Spirometry helps the doctor find out if your lungs are working properly and whether a condition like asthma or COPD could be causing your symptoms. It is a routine and painless test that gives very useful information.
Is the spirometry test painful or dangerous?
No, spirometry is completely safe and painless. You simply breathe into a tube connected to a machine. Some people may feel slightly dizzy or lightheaded after blowing hard, but this passes quickly. The test is safe for most people, including older adults and children.
Can I use home remedies instead of doing this test?
Home remedies like steam inhalation or herbal teas may help ease mild symptoms temporarily, but they cannot tell you what is wrong with your lungs. Spirometry is the only way to accurately measure how well your lungs are working. If you have ongoing breathing problems, it is important to see a doctor and get tested so you receive the right treatment.
What conditions can spirometry detect?
Spirometry is mainly used to diagnose and monitor conditions like asthma, chronic obstructive pulmonary disease (COPD), and other lung diseases. It can also help check whether treatment for a lung condition is working. Your doctor will use the results alongside your symptoms and medical history to make a diagnosis.
How can I prevent lung problems that lead to needing a spirometry test?
You can protect your lungs by avoiding smoking and staying away from people who smoke, reducing your exposure to dust, smoke, and chemical fumes at work or at home, and seeking early treatment for chest infections. Eating well, staying active, and getting vaccinated against flu and pneumonia also help keep your lungs healthy. If you notice any changes in your breathing, see a doctor early rather than waiting.
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