Asthma Essay -- essays research papers

Asthma is a condition of the bronchial tubes characterized by episodes of bottleneck and increased mucous production. A person with bronchial asthma has bronchial tubes that be super sensitive to various stimuli, or triggers, that can produce asthma symptom.In other words, asthmatics have special sensitivity that causes their lung tissue to react further more than is should to various stimulating factors or triggers. For this reason, people with asthma atomic number 18 said to have "twitchy airways."Some symptoms that people with asthma commonly own are chest tightenings, difficulty inhaling and exhaling, wheezing, production of large amounts of mucous in their windpipes and coughing.Coughing can be frequent or intermittent, and can be loose-reflecting especial(a) mucous secretion in the airways or dry and deep-reflecting tight bronchospasms. not all these symptoms occur in every case of asthma.Sometimes people whitethorn have coughing without and symptoms for months or even years before its effected that they are asthmatic. Interestingly enough, asthma symptoms are most severe at night, while were lying down our airways narrow as a dissolver of gravity changes. Also our lungs do not clear secretions as soundly at night, which leads to mucous retention, and that can increase the obstruction to air flow. Furthermore, at night our bodies produce smaller amounts of certain chemical that help to abate airway spasms and keep airway tubes open. All of these factors add up to a greater chance of symp...