Old Bone Collection Reveals Basis For Some Dizziness
...ements, he provided the firstevidence that balance disturbances are linked to the direction of eye and headmovements. Roughly half of the 15 SCDS patients Minor has diagnosed and treated canpoint to a specific event that brought on the symptoms. One fell off abulldozer, one strained to pull a root in her ...More Research Needed To Reach Green Goals
...des, forexample, threatenedspecies, the effects of disturbances and what constitutes the natural state of alake. These issues arehighlighted in a forthcoming EU Directive on water. Sweden has many lakes, andmoreenvironmental data is needed. Environmental objective 11- A good urban environment: More information...UNC Researchers Develop New Way To Measure Acid Level Of Body Fluids
...nges that occur and can predispose to heart rhythm disturbances such asventricular fibrillation and sudden death," he adds. In terms of pH in the human body, metabolic actions occur properly when fluidsare close to chemical neutrality ? neither too acid nor too alkaline. On a scaleof zero to 14, a pH of below 7 s...Nuts And Oats May Build A Strong Heart
... alpha-linolenicacid, which may help prevent fatal disturbances in the heart's rhythm. In a study funded by Quaker Oats at Tufts University in Boston, another group ofresearchers examined 43 men and women eating a diet rich in oats. People on thediet had lower blood pressure and reduced blood levels of cholester...Why Are The Fish Sick? Local Tip Suspected
...t further investigations into what might cause the disturbances in thefish. One theory is thatpesticides could be the cause. Another project will therefore concentrate onlooking into the use ofsuch products by local businesses, drawing up a list of possible pollutants.These will then beanalysed in leakage, lake w...Fossil Evidence Of Worms Over One Billion Years Old Reported In Science
... periodically and protected thesand below from any disturbances above. The ancient worm-like animals may havemigrated through the sand just below the mats, using them as a source for foodand oxygen since the water within the sand layers was probably "reduced," orpoor in oxygen. An important and often con...Persistent Organic Pollutants, The Danger Is Not Over
...ic pollutants can cause lifelong neurological disturbances in laboratory animals. Ten day-old mice exposed to a few micrograms of DDT will suffer permanent damage to the central nervous system. There are no external changes, but for the rest of their life they will endure reduced learning capa...New Research On Environmental Pollutants
...udedin the study did not, however, show any direct disturbances in hormone levels.On the other hand, it became evident that several toxic pollutants, e.g.various brominated flame retardants, now appear to be as wide-spread as PCB andDDT in humans, although levels are still low. Dietary Exposure To Persistent Or...Women's Shame Stalls Abuse Disclosure To Physicians
...iption medicationsfor depression, anxiety or sleep disturbances benefitted from them, many fearedaddiction or decreased alertness in the presence of an abusive partner. The fact that all of the women were in group therapy, however, mighthave introduced bias in the study, McCauley says. "More studies nee...Salamanders May Reveal Best Way To Manage Forests
...ly and then allowing longer periods of timebetween disturbances may be more suited to maintaining populations ofsalamanders than regeneration methods such as group selections, which requirerepeated entry into the stands." In a poster presentation, Knapp and Haas show the impacts of timberharvesting on sur...Study 'Gone With The Wind' Provides Stellar Ecological Example
...sing discussion and debateover the role of natural disturbances -- flood, fire, winds -- in structuringecosystems. The question is: do they play a major, or transient role? The results of the Spiller, Losos, Schoener study lean toward aconclusion that rare catastrophic events may plan an important rol...Obesity And Breathing Capacity
Clinically, gross obesity is associated with disturbances of ventilatory function, but less severe obesity is not generally thought to have a significant effect on ventilatory function. The purpose of this report was to examine cross-sectional data to determine the effects of body composition and fat distri...Human Bone Disorder Reproduced In Mice
...nts of various endocrineglands. The crippling bone disturbances were of particular interest to Drs. Bianco andGehron Robey. MAS patients have regions of bone in which normal marrow has beenreplaced by functionless fibrous tissue that is interspersed with fragments ofweak, poorly formed bone. These areas of bone...Carbon In Boreal Forests: Temporary Or Permanent?
...growth begins a new cycle of carbon uptake. Human disturbances suchas harvesting and fire control add to the natural disturbances driving thiscycle. Changes in disturbance regimes, both natural and human-induced, maintainforests i...Amphibian Mortality Due To UV Radiation
... been identified. Some scientists believe habitat disturbances are toblame, although declines have occurred in relatively undisturbed areas. Now, field experiments in the Oregon Cascade Mountains have confirmedwhat many scientists had suspected -- ambient levels of ultraviolet-B (UV-B)radiation from the...Family Ties To Sudden Cardiac Arrest; Study Finds Risk Goes Up 50 Percent
...der. It could be due to genetic factors relatedto disturbances of heartbeat or other risk factors that cluster in families,such as elevated cholesterol, or a combination of these genes and risk factors. Or, persons with a family history of sudden cardiac arrest may be moreprone to the harmful effects of ...Penn State Wetlands Project Seeks Scientific Evaluation Criteria
...luding how wetlands change over time and how human disturbances affect their natural progression. "You always need more information to improve on the designs of the future," Brooks says....NCAR Scientist Models Earth's Climate and Vegetation Patterns At Last Glacial Peak
...ompetition for light (related to canopy cover) and disturbances such as tree fall and lightning-sparked fire. The result was a global picture of vegetation 21,000 years ago. The model shows fragile, treeless tundra covering most of Europe. Desert spread into the northern Rocky Mountains. A wetter Southwest still ...