Wheezing is a high-pitched whistle you may hear when your airway is blocked. Colds, allergies, asthma or pneumonia can cause it.

Apr 28, 2025 · Chronic obstructive pulmonary disease (COPD) and asthma are the most common causes of wheezing, but respiratory infections such as acute bronchitis can also cause it.

Nov 2, 2024 · The cause of wheezing may occur anywhere from your throat to your lungs. Any condition that causes irritation or inflammation — which usually includes swelling, redness, warmth and …

Dec 16, 2025 · An asthma attack is a common cause of wheezing. Other causes include respiratory infections like influenza (flu) or pneumonia, bronchitis (inflammation of the airways), allergic …

Aug 1, 2024 · Wheezing happens when blockages or inflammation of a person’s airways makes their breathing sound like whistling or squeaking. Various conditions can cause this symptom. Wheezing …

Wheezing is a coarse whistling sound that occurs when you breathe. It is a common symptom for certain lung diseases. There are various causes. If you have any breathing difficulty or other alarming …

Overall, the most common causes are. But wheezing may occur in other disorders affecting the small airways, including heart failure (cardiac asthma), allergic reactions, including anaphylaxis, and toxic …

5 days ago · What causes or increases my risk for wheezing? What are the signs and symptoms of wheezing? How is wheezing diagnosed? An x-ray or CT of your chest may show the cause of the …

Wheezing - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.

Jan 19, 2024 · Wheezing is a high-pitched whistling sound that can happen when you breathe. It’s caused by narrowed airways or inflammation, and is a symptom of a few different medical conditions. …