Outdoor Allergens, Pollution, and Weather...Identifying what triggers your symptoms is an important part of asthma management. Certain components of outdoor air can trigger symptoms of asthma...
Indoor Air Quality...Many people spend most of their time indoors. Surprisingly, in some neighborhoods, indoor air has more pollutants than outdoor air. The air...
Allergens...Allergens are common triggers of asthma symptoms for children and adults. Asthma triggered by allergies is called allergic asthma. Common allergens include:...
Asthma Triggers...Asthma is an ongoing (chronic) lung condition that causes airway inflammation. This leads to narrow airways and breathing problems. It also makes...
What Causes Asthma?...Asthma is a common chronic airway condition that leads to respiratory symptoms. It involves an immune response called airway inflammation. This leads...
Classifying Asthma Severity...Asthma varies in how often you have symptoms and how intense those symptoms are. This is referred to as your “asthma severity.”...
Aspirin-Induced Asthma...Aspirin-induced asthma is a type of asthma triggered by aspirin. It is also triggered by other non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen...
Who Gets Asthma?...Anyone can develop asthma at any age. It is most common for people to start showing symptoms during childhood. But people can...
Nighttime Asthma...Nighttime or nocturnal asthma is a type of asthma where symptoms get worse at night. It is a very common type of...
Workplace Asthma...Occupational asthma is a type of asthma caused or worsened by exposures in the workplace. The most common workplace triggers are wood...
Cough-Variant Asthma...Cough variant asthma (CVA) is a type of asthma where the only symptom is a dry cough. People with other forms of...
Exercise-Induced Asthma...Exercise-induced asthma can occur in anyone, whether or not they have asthma. The condition happens in high school athletes, elite athletes, and...
What Is An Asthma Attack?...An asthma attack is a sudden worsening of asthma symptoms. It may also be called an “episode” or “exacerbation.” Mild asthma attacks...
Allergic Versus Nonallergic Asthma...Asthma is sometimes divided into 2 types depending on whether you have allergies. These types are allergic (or extrinsic) asthma and nonallergic...
Types of Asthma...Asthma is a complex condition that affects people in different ways. Certain patterns of body processes and symptoms help us define different...
What Is Asthma?...Asthma is a chronic (long-term) condition that affects the airways. It causes wheezing and difficulty breathing. Many people with asthma experience sudden...
