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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.
By convention, a communicable disease outbreak is declared over when a period of twice the incubation period of the infectious disease has elapsed without identification of any new case, however, for organisms with a short incubation period (e.g. fewer than ten days), a period of three times the incubation period is preferred. [11]
Infectious diseases that are sensitive to climate can be grouped into: vector-borne diseases (transmitted via mosquitos, ticks etc.), waterborne diseases (transmitted via viruses or bacteria through water), and food-borne diseases.(spread through pathogens via food) [4]: 1107 Climate change affects the distribution of these diseases due to the ...
A mysterious illness, which the Africa Centers for Disease Control and Prevention is calling "disease X," has killed at least 31 people — mostly children — in the remote Panzi region of the ...
The opposite of progressive disease is stable disease or static disease: a medical condition that exists, but does not get better or worse. Refractory disease A refractory disease is a disease that resists treatment, especially an individual case that resists treatment more than is normal for the specific disease in question. Subclinical disease
An infectious disease, also known as a transmissible disease or communicable disease, is an illness resulting from an infection. Infections can be caused by a wide range of pathogens, most prominently bacteria and viruses. [2] Hosts can fight infections using their immune systems.
Afterward, several American doctors confirmed these findings, and then Sir William Jenner convinced any remaining skeptics that typhoid is a specific disease recognizable by lesions in the Peyer's patches by examining sixty-six autopsies from fever patients and concluding that the symptoms of headaches, diarrhea, rash spots, and abdominal pain ...