List of Deadliest Diseases: Quick Facts

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The Information Architects of Encyclopaedia Britannica

Photos

Two cross-sectional illustrations compare a normal human artery with a healthy, open lumen to an artery narrowed by atherosclerotic plaque buildup, showing damaged endothelium, foam cells, fibrous cap, and lipid deposits.

Stroke: occupational therapy

Illustration of human lungs with detailed insets comparing normal alveoli to alveoli damaged by emphysema, highlighting the loss of air sac structure in the diseased state.

Influenza virus particles

Digital illustration of a neuron network in blue with scattered yellow-orange amyloid plaques, representing Alzheimer disease pathology.

Type 1 diabetes mellitus

Oral rehydration therapy

Mycobacterium tuberculosis

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human disease disease mental disorder cardiovascular disease nervous system disease digestive system disease nutritional disease childhood disease and disorder Plant disease respiratory disease human genetic disease blood disease