38 resultados para Sleeping


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This article examines the enforcement of foreign awards in Australia. It identifies and explains the difference between a “foreign award” and “international arbitration award,” observing it is a somewhat surprising but potentially significant distinction. The article then moves to consider the consequences of the distinction with particular reference to the Australian arbitral landscape. Australia has dual arbitration regimes operating at the state and federal level. Particular attention is given to the still controversial Queensland Supreme Court of Appeal decision in Australian Granites Ltd. v. Eisenwerk Hensel Bayreyth Dipl-Ing Burkhardt GmbH. The article concludes by promoting a line of interpretation that will effectively allow subsequent courts to avoid the potentially disastrous effects the Eisenwerk decision may yet still wreak.

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This paper will contend that as literary studies elevates creative writing to the highest level, by studying and analysing creative texts; creative writing is similarly enhanced when it is underpinned by theory. This flies in the face of the view that theory has no relevance to the needs of contemporary writers. This paper will examine the way in which theoretical insights and their applications are essential to the creative writing process and propose that without theory, creative writing classes might be at risk of constantly going over the same ground, with no way of being elevated to the next level.
Without the study of literary theory in creative writing, writers are in danger of producing imitations of acclaimed literature. Similarly, without studying creativity in literary studies, writers are at risk of imitating the language of French theorists in translation and failing to harness imaginative ways to create new ideas and theories. This paper encourages new ways of thinking about the union of literary studies and creative writing by focusing on theories and poetry of the sublime. This can assist creative and analytical writers with the anxiety of the blank page and the problem of the ineffable, through an examination of the role of imagination and reason in this process. Creative writing and theory should be studied simultaneously; they invigorate one another and this paper focuses on this important reciprocal relationship.

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Working arrangements in industries that use non-standard hours sometimes necessitate an 'onsite' workforce where workers sleep in accommodation within or adjacent to the workplace. Of particular relevance to these workers is the widely held (and largely anecdotal) assumption that sleep at home is better than sleep away, particularly when away for work. This narrative review explores the idea that sleep outcomes in these unique work situations are the product of an interaction between numerous factors including timing and duration of breaks, commute length, sleeping environment (noise, movement, vibration, light), circadian phase, demographic factors and familiarity with the sleep location. Based on the data presented in this review, it is our contention that the location of sleep, whilst important, is secondary to other factors such as the timing and duration of sleep periods. We suggest that future research should include measures that allow conceptualisation of other critical factors such as familiarity with the sleeping environment.

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This study investigated whether hypoxic exposure increased muscle buffer capacity (βm) and mechanical efficiency during exercise in male athletes. A control (CON, n=7) and a live high:train low group (LHTL, n=6) trained at near sea level (600 m), with the LHTL group sleeping for 23 nights in simulated moderate altitude (3000 m). Whole body oxygen consumption (V˙O2) was measured under normoxia before, during and after 23 nights of sleeping in hypoxia, during cycle ergometry comprising 4×4-min submaximal stages, 2-min at 5.6 ± 0.4 W kg–1, and 2-min 'all-out' to determine total work and V˙O2peak. A vastus lateralis muscle biopsy was taken at rest and after a standardized 2-min 5.6 ± 0.4 W kg–1 bout, before and after LHTL, and analysed for βm and metabolites. After LHTL, βm was increased (18%, P < 0.05). Although work was maintained, V˙O2peak fell after LHTL (7%, P < 0.05). Submaximal V˙O2 was reduced (4.4%, P < 0.05) and efficiency improved (0.8%, P < 0.05) after LHTL probably because of a shift in fuel utilization. This is the first study to show that hypoxic exposure, per se, increases muscle buffer capacity. Further, reduced V˙O2 during normoxic exercise after LHTL suggests that improved exercise efficiency is a fundamental adaptation to LHTL.


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Athletes commonly attempt to enhance performance by training in normoxia but sleeping in hypoxia [live high and train low (LHTL)]. However, chronic hypoxia reduces muscle Na+-K+-ATPase content, whereas fatiguing contractions reduce Na+-K+-ATPase activity, which each may impair performance. We examined whether LHTL and intense exercise would decrease muscle Na+-K+-ATPase activity and whether these effects would be additive and sufficient to impair performance or plasma K+ regulation. Thirteen subjects were randomly assigned to two fitness-matched groups, LHTL (n = 6) or control (Con, n = 7). LHTL slept at simulated moderate altitude (3,000 m, inspired O2 fraction = 15.48%) for 23 nights and lived and trained by day under normoxic conditions in Canberra (altitude ~600 m). Con lived, trained, and slept in normoxia. A standardized incremental exercise test was conducted before and after LHTL. A vastus lateralis muscle biopsy was taken at rest and after exercise, before and after LHTL or Con, and analyzed for maximal Na+-K+-ATPase activity [K+-stimulated 3-O-methylfluorescein phosphatase (3-O-MFPase)] and Na+-K+-ATPase content ([3H]ouabain binding sites). 3-O-MFPase activity was decreased by –2.9 ± 2.6% in LHTL (P < 0.05) and was depressed immediately after exercise (P < 0.05) similarly in Con and LHTL (–13.0 ± 3.2 and –11.8 ± 1.5%, respectively). Plasma K+ concentration during exercise was unchanged by LHTL; [3H]ouabain binding was unchanged with LHTL or exercise. Peak oxygen consumption was reduced in LHTL (P < 0.05) but not in Con, whereas exercise work was unchanged in either group. Thus LHTL had a minor effect on, and incremental exercise reduced, Na+-K+-ATPase activity. However, the small LHTL-induced depression of 3-O-MFPase activity was insufficient to adversely affect either K+ regulation or total work performed.

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The ‘Gen Zeds’ of the title are female Emirati students in their early 20s at Zayed University who oscillate between the traditional Islamic culture of their families and the high technology world they experience through the media. This article looks at when, where and how these students use media and what they are looking for when they use it. The research found that these women live a highly-mediated existence, spending more than 9.9 hours on average a day with the media - more time than they do sleeping. They spend as much time on the internet as they do in the combined activities of reading magazines, newspapers and books. They spend twice as much time on the internet as they do watching television. They use different media during different parts of the day and for different reasons. The internet and the telephone were the two most preferred media. The article concludes by looking at what these women’s highly mediated lives might mean for their future.

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Wireless sensor networks with mobile data collectors have been recently proposed for extending the sensor network lifetime. Powerful mobile collectors are deployed to patrol the network and approach the static sensors for collecting their data buffers using single hop communication. The route followed by the mobile collector is very crucial for the data collection operation performed in the network and highly impacts the data collection time. This paper presents a practically efficient algorithm for constructing the mobile collector route. The route is constructed dynamically during the network operational time regardless of the sensors data generation rates. The algorithm acts on minimizing the sleeping time and the number of sensors waiting for the arrival of the mobile collector. Simulation results demonstrate that the presented algorithm can effectively reduce the overall data collection time.

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Background There has been a Human Volunteer Programme at the British chemical weapons research facility at Porton Down since the First World War, in which some of the participants were exposed to chemical warfare agents.

Aim To identify any striking specific morbidity patterns in members of the Porton Down Veterans Support Group (PDVSG).

Methods A self-completed postal questionnaire was prepared including health immediately after the visits to Porton Down, subsequent diagnoses and hospital admissions, symptoms in, and after, the first 5 years after the visits, fatigue symptoms and current quality of life, measured using the SF-36.

Results Responses were received from 289 of 436 (66%). Results reported here relate to 269 male respondents of mean age 66.8 years. Sixty-six per cent reported their first visit to Porton Down in the 1950s. The most common diagnoses or hospital admissions reported were diseases of the circulatory system. In the first 5 years after their visits the most common symptoms were headache, irritability or outbursts of anger and feeling un-refreshed after sleep. In the later period, most common symptoms were fatigue, feeling un-refreshed after sleep and sleeping difficulties. Sixty-five per cent met the definition for a case of ‘fatigue’. Current quality of life dimensions were consistently lower than age-specific estimates from general population samples.

Conclusions Members of the PDVSG responding to this survey reported poorer quality of life than the general population. Despite there being no clear pattern of specific morbidities, we cannot rule out ill-health being potentially associated with past experience at Porton Down

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Aim. This paper reports a study whose purpose was to determine whether there is an increase in the incidence of chronic insomnia following hospitalization and, if so, to identify patients at risk.

Background. The consequences of difficulty sleeping in hospital have received scant attention from clinicians or researchers. Implicit in this lack of interest is the assumption that difficulty in sleeping is a transient reaction to hospitalization that will resolve on discharge, an assumption not empirically supported. It has been argued that in susceptible people this type of temporary disruption to sleep can be the catalyst for the development of chronic insomnia.

Method. Established sleep and depression rating instruments were used to monitor the sleep of 57 cardiac and 29 orthopaedic patients after elective surgery (n = 86), recruited through a hospital preadmission clinic.

Results. Preadmission chronic insomnia of 10% was consistent with general population prevalence estimates of 6–12%. Three months after discharge the incidence had almost doubled to 19%. Sixty-one per cent of this variance could be explained by hyperarousal, sleep hygiene issues, and dysfunctional cognitions about sleep. Depression was found to be a salient predictor but not an independent risk factor. Age, sex, and hospital-related data, such as score for difficulty sleeping in hospital, proved to be statistically insignificant.

Conclusions. The results support the role of hyperarousal and dysfunctional sleep attitudes and behaviours as stronger predictors of chronic insomnia than patient demographics or environmental issues. Given that most of the patients were ambivalent about how they slept in hospital, with high satisfaction (71%) in the presence of significant disruption (63%), preadmission sleep education given to these patients prior to admission potentially contributed to the development of more realistic expectations of the quality of in-hospital sleep.