Asthma - Symptoms and causes - Mayo Clinic 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
Asthma: Types, Causes, Symptoms, Diagnosis Treatment Asthma triggers like allergies, cold, stress, smells or exercise cause your airways to tighten, swell and fill with mucus Asthma is a condition that causes long-term (chronic) inflammation in your airways The inflammation makes them react to certain triggers, like pollen, exercise or cold air
ASTHMATIC Definition Meaning - Merriam-Webster The meaning of ASTHMA is a chronic lung disorder that is marked by recurring episodes of airway obstruction (as from bronchospasm) manifested by labored breathing accompanied especially by wheezing and coughing and by a sense of constriction in the chest, and that is triggered by hyperreactivity to various stimuli (such as allergens or rapid cha
Asthma: Symptoms, Treatment, and More - Healthline Asthma is an inflammatory disease affecting the airways to the lungs, making breathing difficult and physical activities challenging Common asthma symptoms include wheezing, coughing
Asthma - What Is Asthma? | NHLBI, NIH 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
Asthma - World Health Organization (WHO) Inflammation and narrowing of the small airways in the lungs cause asthma symptoms, which can be any combination of cough, wheeze, shortness of breath and chest tightness Asthma affected an estimated 363 million people in 2023 (1) and caused 442 000 deaths
Asthma - NHS Asthma symptoms can be mild or severe They usually come and go They may be worse at night and early in the morning An asthma attack is when you have severe symptoms and it's difficult to breathe, which can be life-threatening