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In epidemiology, environmental diseases are diseases that can be directly attributed to environmental factors (as distinct from genetic factors or infection). Apart from the true monogenic genetic disorders , which are rare, environment is a major determinant of the development of disease.
The Centers for Disease Control and Prevention estimate that 1 in 11 children and 1 in 12 adults have asthma in the United States of America. [1] According to the World Health Organization, asthma affects 235 million people worldwide. [2] There are two major categories of asthma: allergic and non-allergic.
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 ...
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The contrast between residents of rural and suburban areas can be seen in a study of Kenya [43] and Ethiopia, [44] where prevalence of asthma is lower in rural areas, and higher in urban areas. A similar trend can be seen in the United States, where an urban-rural gradient shows the increase in the prevalence of asthma closer to the inner city ...
Environmental health was defined in a 1989 document by the World Health Organization (WHO) as: Those aspects of human health and disease that are determined by factors in the environment. [3] It is also referred to as the theory and practice of accessing and controlling factors in the environment that can potentially affect health. [4]
Occupational asthma is new onset asthma or the recurrence of previously quiescent asthma directly caused by exposure to an agent at workplace. It is an occupational lung disease and a type of work-related asthma. Agents that can induce occupational asthma can be grouped into sensitizers and irritants. [1]
Asthma is an extremely common chronic disease affecting over 26 million people and 7 million children in the US. [3] Recognizing the trigger for asthma and avoiding it can be a simple yet effective way to deal with the disease and avoid an asthma attack. [6]