In 1915, he conducted experiments on inmates at a Mississippi prison, who volunteered for the study in exchange for a pardon. Because it was a farm prison, its inmates had a fairly balanced diet.

Pellagra, a vitamin deficiency disorder, is characterized by the four D's:" dermatitis, diarrhea, dementia and death. Red, scaling skin in exposed areas is often the first symptom, followed by varying ...

Pellagra is not a contagious disease, and therefore need cause no great disturbance. The cases that exist to-day have probably existed for years, possibly for twenty or fifty years. Many of them may ...

Ninety-four years ago, the Spartan Mill village played a role in treating a disease that plagued textile villages across the South. The Pellagra Hospital, which was run by the U.S. Public Health ...

In 1915, a disease called pellagra was running rampant in the U.S., particularly in the South. It was characterized by the four D’s: dermatitis, diarrhea, dementia and death. It was concentrated among ...

Q: What is meant by the four D’s in pellagra? A: The 4 D’s are dermatitis, diarrhea, dementia, and death. A: Niacin is an important vitamin that has multiple roles in the body. It plays a role in ...

In his encyclopedic tome Anatomy of Melancholy (1621), the Oxford don Robert Burton (1577-1640) wrote a great deal about how diet could have an impact on mental health. A sufferer of melancholia ...