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post in: Lifestyle, Health, News Date:22 Nov 2017, 19:36 views:879
By Modasta Editorial Updated on: July 4, 2017 Published on: Apr 14 2016 m, july 4, 2017, what is asthma? Asthma is a chronic disease with frequent episodes of breathlessness, chest tightness, and coughing. Asthmatic episodes usually occur during early morning or at night.
Worldwide 235 million people suffer from ound 15-20 million people are estimated to suffer from asthma national in India.
Asthma primarily starts in childhood but affects people of all age groups.
In India prevalence of asthma in children is believed to range from 10-15 in children of 5-11 years age group.
It is the most common cause of school absenteeism in children. Causes and risk factors, causes. Asthma is a lung disease of chronic nature characterised by inflammation and narrowing of airways.
It is believed to arise due to a mix of environmental and genetic factors. Numerous irritants can trigger asthma.
The triggers of asthma can include: Allergens like pollen and smoke, infections of the respiratory system, mites in carpets, bedding, stuffed toys, cats guidelines and cockroaches. Certain medications (non-steroidal drugs, beta blockers, aspirin, etc.). Strong emotions and stress, certain preservatives like sulphites in few beverages and foods.
In asthma, there is swelling of the bronchial tubes, leading to narrowing of airways. Recurrent asthma attacks cause sleepiness, fatigue, school and work absenteeism.
Symptoms and signs, the symptoms of asthma can vary from individual to individual.
The symptoms and signs of asthma can include: Wheezing: It is the most common symptom of asthma, characterised by a whistling sound when one breathes.