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Nutritional
7 diseases
Scurvy
Killed an estimated 2 million sailors between 1500 and 1800. James Lind proved citrus cured it in 17...
Beriberi
Causes nerve damage and heart failure. Christiaan Eijkman discovered that unpolished rice prevented ...
Pellagra
The 4 Ds: dermatitis, diarrhea, dementia, and death. Rampant in the American South in the early 1900...
Rickets
Causes soft, deformed bones in children. Rampant during the Industrial Revolution in smoky cities. C...
Selenium Deficiency
Causes Keshan disease, a cardiomyopathy first identified in China. Named after Keshan County where i...
Iodine Deficiency
The leading preventable cause of intellectual disability. Severe deficiency stunts brains and causes...
Iron Deficiency Anemia
The most common nutritional disorder on earth, affecting nearly 2 billion people, especially childre...