Word: bone
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...main propellant for the craze has been the presumption that calcium can ! help prevent osteoporosis, the degenerative bone disease that afflicts an estimated one-quarter of elderly men and half of elderly women in the U.S. Three years ago scientists at a National Institutes of Health conference on osteoporosis advised Americans to increase their daily intake of calcium to 1,000 mg (compared with the Government RDA of 800 mg); the recommended level for postmenopausal women was an even higher 1,500 mg. Calcium fever soon swept the country...
...fact, both the disease and calcium's role in bone development are still poorly understood. During normal youthful maturation the body readily absorbs calcium, which helps to build bigger and denser bones. After about age 35, however, the process begins to reverse. The body becomes less able to take in calcium, and the blood, which needs the mineral for other organs, begins to leach it out of bones, leaving them weaker. Women suffer in particular because their bones are smaller and less dense than men's. More important, for reasons that are not yet known, menopause speeds up bone loss...
...another set of studies, Dr. Geroge Daly, a professor at Children's Hospital, will use excess embryos from IVF and remove stem cells from them to study blood diseases such as sickle cell anemia and bone marrow disorders. These will not be tailored to individual patients, but could provide valuable information about how these conditions work...
...Bones of Contention Confusion surrounds the subject of osteoporosis. That is especially troubling for women, who face the risk of bone loss decades earlier than...
...reformed Hay Division after capturing the Sweeney Division in the spring of 2005, a spate of injuries and a slow start resulted in a disappointing fourth-place finish for the Crimson. Junior Dave Fitz, Harvard’s only setter with significant collegiate playing experience, suffered an ankle bone bruise on the opening weekend of the season and missed five weeks. Coupled with co-captain Seamus McKiernan’s nagging shoulder problems, Fitz’s injury prevented the Crimson offense from establishing a steady rhythm, leading to a 1-7 start. “We don?...