Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.
November 30, 1987|
Dinosaurs Walked Here and Other Stories Fossils Tell (Patricia Lauber, Bradbury/Macmillan, 1987, 64 pp., $15.95, ages 8 and up) is an excellent introduction to paleontology that discusses how fossilized remains of plants and animals reveal characteristics of the prehistoric world. Fossil bones, teeth, shells, leaf prints, eggs, insects and animal tracks reveal stories of plant and animal extinction or adaptation and changes in the Earth’s surface and climate. The text is accompanied by