The Great Starvation Experiment usually refers to the Minnesota Starvation Experiment (1944–1945), one of the most famous studies on human starvation and refeeding.
Background
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Conducted at the University of Minnesota during World War II, led by physiologist Dr. Ancel Keys.
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Purpose: To understand the effects of prolonged semi-starvation and the best ways to rehabilitate famine victims, especially in war-torn Europe.
The Great Starvation Experiment
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Effects Observed
Physical:
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Weight loss (~25% of body mass).
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Weakness, fatigue, reduced endurance.
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Edema (swelling), cold intolerance, slower reflexes.
Psychological:
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Depression, irritability, loss of motivation.
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Preoccupation with food — men collected recipes, obsessed over meals.
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Social withdrawal, reduced libido.
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Personality changes; one participant mutilated himself.
Cognitive:
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Concentration and decision-making impaired.
Outcomes
The experiment showed starvation has devastating physical and psychological effects.
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