網頁2022年5月11日 · Asthma is a long-term condition affecting children and adults. The air passages in the lungs become narrow due to inflammation and tightening of the muscles around the small airways. This causes asthma symptoms such as cough, wheeze, shortness of breath and chest tightness. These symptoms are intermittent and are often …

網頁2022年3月5日 · Asthma signs and symptoms include: Shortness of breath. Chest tightness or pain. Wheezing when exhaling, which is a common sign of asthma in children. Trouble sleeping caused by shortness of breath, coughing or wheezing. Coughing or wheezing attacks that are worsened by a respiratory virus, such as a cold or the flu.

網頁Asthma is a long-term inflammatory disease of the airways of the lungs. [5] It is characterized by variable and recurring symptoms, reversible airflow obstruction, and easily triggered bronchospasms. [10] [11] Symptoms include episodes of wheezing, coughing, chest tightness, and shortness of breath. [4] These may occur a few times a day or a ...

網頁2021年10月27日 · Asthma symptoms occur when the lining of your airways swells and the muscles around them tighten. Mucus then fills the airways, further reducing the amount of air that can pass through. These ...

網頁2022年3月24日 · Español. Asthma is a chronic (long-term) condition that affects the airways in the lungs. The airways are tubes that carry air in and out of your lungs. If you have asthma, the airways can become inflamed and narrowed at times. This makes it harder for air to flow out of your airways when you breathe out.

網頁Asthma is a chronic disease of the respiratory system that causes narrowing of the airways resulting in shortness of breath and difficulty breathing. Learn more about the symptoms, causes ...

網頁2022年3月5日 · Having asthma doesn't mean you have to be less active. Treatment can prevent asthma attacks and control symptoms during activity. Regular exercise can strengthen your heart and lungs, which helps relieve asthma symptoms. If you exercise in cold temperatures, wear a face mask to warm the air you breathe.

網頁Asthma is caused by swelling (inflammation) of the breathing tubes that carry air in and out of the lungs. This makes the tubes highly sensitive, so they temporarily narrow. It may happen randomly or after exposure to a trigger. Common asthma triggers include: allergies (to house dust mites, animal fur or pollen, for example)

網頁Asthma is a disease that affects your lungs. It causes repeated episodes of wheezing, breathlessness, chest tightness, and nighttime or early morning coughing. Asthma can be controlled by taking medicine and avoiding the triggers that can cause an attack. You must also remove the triggers in your environment that can make your asthma worse.

網頁Asthma is a long-term lung condition that is caused by narrowing of the airways when they become inflamed. People with asthma experience difficulty breathing, and the most common symptoms are wheezing, coughing, feeling ‘out of breath’ and tightness in the chest. Symptoms are usually mild but can flare up and cause an ‘asthma attack ...