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Rates of asthma rates in 2017 [1] As of 2011, approximately 235 million people worldwide were affected by asthma, [2] and roughly 250,000 people die per year from asthma-related causes. [3] Low and middle income countries make up more than 80% of the mortality. [4] Prevalences vary between countries from 1% to 18%. [3]
In 2019, asthma affected approximately 262 million people and caused approximately 461,000 deaths. [8] Most of the deaths occurred in the developing world. [4] Asthma often begins in childhood, [4] and the rates have increased significantly since the 1960s. [18] Asthma was recognized as early as Ancient Egypt. [19]
More than 300 million people worldwide have asthma. The rate of asthma increases as countries become more urbanized and in many parts of the world those who develop asthma do not have access to medication and medical care. [94] Within the United States, African Americans and Latinos are four times more likely to have severe asthma than whites.
Asthma is a respiratory disease that can begin or worsen due to exposure at work and is characterized by episodic narrowing of respiratory airways. Occupational asthma has a variety of causes, including sensitization to a specific substance, causing an allergic response; or a reaction to an irritant that is inhaled in the workplace. Exposure to ...
Sensitizer-induced occupational asthma is an immunologic form of asthma which occurs due to inhalation of specific substances (i.e., high-molecular-weight proteins from plants and animal origins, or low-molecular-weight agents that include chemicals, metals and wood dusts) and occurs after a latency period of several weeks to years. [1]
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Thunderstorm asthma (also referred to in the media as thunder fever or a pollen bomb [1]) is the triggering of an asthma attack by environmental conditions directly caused by a local thunderstorm. Due to the acute nature of the onset and wide exposure of local populations to the same triggering conditions, severe epidemic thunderstorm asthma ...
Allergic conditions: Statistics and epidemiology Allergy type United States United Kingdom [131] Allergic rhinitis: 35.9 million [132] (about 11% of the population [133]) 3.3 million (about 5.5% of the population [134]) Asthma: 10 million have allergic asthma (about 3% of the population). The prevalence of asthma increased 75% from 1980 to 1994.