Asthma in the UK
...Asthma is a disease of the human respiratory system in which the airways narrow, often in response to a "trigger" such as exposure to an allergen, cold air, exercise, or emotional stress. This narrowing causes symptoms such as wheezing, shortness of breath, chest tightness, and coughing, which respond to bronchodilators. Between episodes, most patients feel fine.1
One of the main components of asthma, airway inflammation, is caused by the airways in the lungs being overly sensitive to certain triggers. These triggers will vary from person to person and time to time. The disorder is a chronic inflammatory condition often linked to allergies, in which the airways develop... HEALTH ISSUE-AN INTRODUCTION:...