2025年3月8日 · Asthma is a condition in which your airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, a whistling sound (wheezing) when you breathe out and shortness of breath. For some people, asthma is a minor nuisance.

2023年10月5日 · Asthma is a long-term condition that makes breathing difficult because airways in the lungs become narrow. Symptoms of asthma attack include coughing, wheezing, tightness in the chest and difficulty getting enough air.

2022年8月14日 · Asthma is characterized by inflammation of the bronchial tubes with increased production of sticky secretions inside the tubes. People with asthma experience symptoms when the airways tighten,...

2025年3月21日 · What are the symptoms of asthma? Wheezing, coughing, and shortness of breath are among the most common asthma symptoms. In severe flare-ups, you may also feel tightness in your...

2024年1月2日 · Asthma symptoms happen when the lining of your airways swells and the muscles around them tighten. Mucus then fills your airways, further reducing the amount of air that can pass through. These...

When you have asthma, it’s important to know what is happening in your airways, as well as common asthma symptoms. Understanding asthma symptoms can help you know what your triggers are, when you need quick-relief (“rescue”) medicines, and when you are having a medical emergency. There are three changes in your airways when you have asthma:

2025年3月4日 · Shortness of breath could be a sign of an oncoming asthma attack. It may come and go and be accompanied by airway swelling or thickened mucus. Shortness of breath is a common but severe asthma symptom. In a 2020 study of more than 55,000 people with asthma, more than half of the participants reported this symptom. ...

Common symptoms when your asthma is not well-controlled include a tight feeling in the chest, shortness of breath, coughing and wheezing. It is important to recognize these signs and talk to your doctor so you can be symptom-free, active and healthy. How Is Asthma Diagnosed?

Asthma symptoms are the signs, effects or feelings that you may notice as a result of having asthma. Your asthma symptoms are caused by changes in the airways (breathing tubes) of your lungs. These changes make it harder to breathe. The most common asthma symptoms are: …

Find out about the main symptoms of asthma and when to get medical advice.