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fiber, dietary

(Encyclopedia)fiber, dietary, bulky part of food that cannot be broken down by enzymes in the small intestine of the digestive system. Almost all natural fiber comes from plants. Although fiber has little nutrition...

Sydenham, Thomas

(Encyclopedia)Sydenham, Thomas, 1624–89, English physician, called “the English Hippocrates.” He studied at Oxford and Montpellier, and practiced in London. His conceptions of the causes and treatments of epi...

Mitchell, Silas Weir

(Encyclopedia)Mitchell, Silas Weir, 1829–1914, American physician and author, b. Philadelphia, M.D. Jefferson Medical College, 1850, studied in Paris. A pioneer in the application of psychology to medicine, he wo...

Bannister, Sir Roger Gilbert

(Encyclopedia)Bannister, Sir Roger Gilbert, 1929–2018, British athlete and neurologist. On May 6, 1954, at Oxford's Iffley Road track, Bannister, a medical student, became the first man to run the mile in less th...

rheumatism

(Encyclopedia)rheumatism ro͞oˈmətĭzəm [key], general term for a number of disorders that cause inflammation and pain in muscles, bones, joints, or nerves. In common usage arthritis, bursitis, neuritis, and gou...

bone marrow

(Encyclopedia)bone marrow, soft tissue filling the spongy interiors of animal bones. Red marrow is the principal organ that forms blood cells in mammals, including humans (see blood). In children, the bones contain...

Sacks, Oliver Wolf

(Encyclopedia)Sacks, Oliver Wolf, 1933–2015, British neurologist and author, b. London, educated at Queen's College, Oxford. In 1960 he moved to the United States, where he continued his medical training. He bega...

sparrow

(Encyclopedia)sparrow, common name of various small brown-and-gray perching birds. New World birds called sparrows are members of the finch family. They were named for their resemblance to the English sparrow and t...

osprey

(Encyclopedia)osprey ŏsˈprē [key], common name for a fish-eating bird of prey found near water in most parts of the world. The osprey, or fish hawk, Pandion haliaetus, has brown upperparts and a grayish white he...

Persephone

(Encyclopedia)Persephone prōsûrˈpənē [key], in Greek and Roman religion and mythology, goddess of fertility and queen of the underworld. She was the daughter of Zeus and Demeter. When she was still a beautiful...