Asthma - Symptoms - NHLBI, NIH
Apr 17, 2024 · Symptoms of asthma may include: Wheezing, which is a whistling sound when you breathe out. Coughing, especially at night or early morning. Shortness of breath. Chest tightness. How Asthma Affects Breathing. If playback doesn't begin shortly, try restarting your device. From a US national research authority.
Asthma - What Is Asthma? - NHLBI, NIH
Apr 17, 2024 · 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, your airways can become inflamed and narrowed at times. This makes it harder for air to flow out of your airways when you breathe out. About 1 in 13 people in the United States have ...
Bronchitis - Bronchitis - NHLBI, NIH
Dec 2, 2022 · Bronchitis is a condition that develops when the airways in the lungs, called bronchial tubes, become inflamed and cause coughing, often with mucus production. Bronchitis can be acute (short-term) or chronic (long-term). Acute bronchitis, which is very common, usually results, from an infection, and may be contagious.
Asthma - Causes and Triggers | NHLBI, NIH
Apr 17, 2024 · However, asthma can also occur when the body’s natural defenses against germs and sickness react strongly to a new substance in the lungs. Asthma usually starts during childhood when the body’s defense system is still taking shape. However some people don’t show signs of asthma until adulthood — this is known as adult- onset asthma.
Introduction. Asthma is a common chronic disorder of the airways that involves a complex interaction of airflow obstruction, bronchial hyperresponsiveness and an underlying inflammation. This interaction can be highly variable among patients and within patients over time. This section presents a definition of asthma, a description of the ...
Asthma - Asthma Attack - NHLBI, NIH
Apr 17, 2024 · During an asthma attack, symptoms get much worse. Attacks can come on quickly or gradually and may be life-threatening. People with asthma that is difficult to treat may get asthma attacks more often. Airway in the lungs narrowing from an asthma attack. A normal airway is wide, compared with the narrowed, inflamed airway typical of an asthma ...
These factors include: Black people in the U.S. are 40% more likely to have asthma than white people. 84% more likely to have asthma than Black men. 8x more likely to die from asthma than white children. INDOOR TRIGGERS. Black people are more likely to live in densely populated or lower-income areas, which can put them at higher risk for asthma.
ASTHMA People who have asthma say it feels like breathing through a straw. SYMPTOMS. Most people who have asthma have one or more of these symptoms: 9 . Coughing. Coughing from asthma is often worse at night, making it hard to sleep. Sometimes coughing brings up mucus. 9 . Wheezing. Wheezing is a whistling or squeaky sound when you breathe. 9 ...
COPD - What Is COPD? - NHLBI, NIH
Oct 3, 2024 · COPD can cause coughing that produces large amounts of a slimy substance called mucus . It can also cause breathing problems, shortness of breath, chest tightness, and other symptoms . Because COPD is a progressive disease, its symptoms often develop slowly but worsen over time and can limit your ability to do routine activities.
Asthma - Asthma in Children - NHLBI, NIH
May 2, 2024 · Asthma usually starts during childhood, when the body’s natural defense system is still developing. Viral infections and exposure to allergens such as cigarette smoke can raise your child’s risk of developing asthma. Having a parent who has asthma (especially a mother) also raises a child’s risk. More boys than girls have asthma as children.