Word: leans
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Dates: during 1990-1999
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...apparently reverses some signs of aging by changing the body's composition. Some 80% of a young adult's body consists of so-called lean body mass -- muscles, organs and bone -- and the remaining 20% is made up of fatty, or adipose, tissue. But after age 30 the muscles begin to atrophy, the skin thins out and lean body mass is replaced by adipose tissue at an average rate of 5% a decade. By age 70 the balance between fat and lean may be fifty-fifty...
...often see such would-be Ph.Ds crouched over books with titles like Proust and the Politics of Body, their facial muscules taut with what seems to be intense intellectual eagerness. Don't let that lean and hungry look fool you, though--it's due as much to physical as to metaphysical causes. In other words, most grad students don't get enough...
...were not siblings. Concludes Claude Bouchard, a professor of exercise physics at Quebec's Laval University: "It seems genes have something to do with the amount you gain when you are overfed." Some sets of twins transformed the extra calories into mostly fat, while others converted them into lean muscle...
...optician, his gold-rimmed bifocals -- quickly becomes a prop for Gorbachev's one-man show. When the hands are at rest, his thumbs twiddle, not so much in impatience as with excess energy. He modulates his baritone voice for maximum effect, sometimes dropping the volume so that visitors automatically lean toward him. His lilting south Russian intonation softens the harsh edge of a remonstration...
Throughout the 1980s, political leaders told their constituents that times would be lean for a few years under the belt-tightening policies and would then turn rosy. But their deadlines are long past, and their promises are unfulfilled. According to a World Bank report last year, the gap in per capita income between sub-Saharan Africa and the rest of the Third World keeps widening. In 1988 the contrast was $330 vs. an average $750 for all developing countries. The nations of black Africa, home to 470 million people, together have the purchasing power of Belgium, a country of only...