505 research outputs found

    German enemy aliens and the decine of British liberalism in World War I

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    After the start of World War I in 1914, the British government began internment of enemy alien men, disrupting the large German population settled in the country. This move seemed to be in complete contrast in comparison to the lax immigration laws during the long nineteenth century, when Great Britain had one of the most liberal immigration laws of any country in Europe. The British public was proud of this tradition and Britain’s image as an open haven for refugees and individuals seeking a better life. Foreigners were attracted to Britain by its liberal traditions, most clearly exemplified by the Liberal Party’s espousal of limited government intervention and the protection of civil liberties. This thesis will examine the decades of the late nineteenth and early twentieth centuries, when the Liberal Party experienced a crisis of ideals and a split and Britain experienced an economic depression which coincided with an increase in immigration. During these decades, foreigners became a convenient “other” for Britons to blame for economic problems, and pressure from the angry public forced governments to pass new legislation which contradicted previous open-door policies. The Aliens Act of 1905, one of the first pieces of legislation which provided officials with more power to turn away undesirable aliens and limit their movement around the country, was followed by the Defence of the Realm Act and the Aliens Restriction Act, which H.H. Asquith’s Liberal government passed immediately following the declaration of war on Germany in 1914. For the duration of the war Germans in Britain faced blatant discrimination and infringement upon their civil liberties, as dictated by the new wartime legislation. Most men were interned in large camps located on the Isle of Man, while women faced repatriation at the discretion of the government. At the conclusion of World War I, David Lloyd George’s coalition government decided to extend the new restrictions regarding immigration legislation, conveying how British liberal traditions were forever changed

    Vitamin D and omega-3 polyunsaturated fatty acid supplementation in athletes with exercise-induced bronchoconstriction: a pilot study.

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    OBJECTIVE: The aim of this pilot study was to determine the combined effect of vitamin D and omega-3 polyunsaturated fatty acid (PUFA) supplementation on airway function and inflammation in recreational athletes with exercise-induced bronchoconstriction (EIB). METHODS: Ten recreational athletes with EIB participated in a single-blind, placebo-controlled trial over six consecutive weeks. All subjects attended the laboratory on three occasions. Each visit was separated by a period of 3 weeks: visit 1 (usual diet), visit 2 (placebo) and visit 3 (SMARTFISH(®) NutriFriend 2000; 30 µg vitamin D3-3000 mg eicosapentaenoic acid, 3000 mg docosahexaenoic acid) consumed once daily for a period of 3 weeks. Venous blood was collected at the beginning of each trial to determine vitamin D status. Spirometry was performed pre- and post-eucapnic voluntary hyperpnoea (EVH). RESULTS: The Maximum fall in FEV1 (ΔFEV1max) post-EVH was not different between visits (usual diet: -15.9 ± 3.6%, placebo: -16.1 ± 6.1%, vitamin D + omega-3 PUFA: -17.8 ± 7.2%). Serum vitamin D remained unchanged between visits. CONCLUSION: Vitamin D and omega-3 PUFA supplementation does not attenuate the reduction in lung function post-EVH. This finding should be viewed as preliminary until the results of randomised controlled trials are made available

    Bronchoprovocation testing for diagnosis of EIB in Athletes: Is one test enough?

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    Background: Exercise-induced bronchoconstriction (EIB) is highly prevalent in athletes and impacts on their health and performance. The gold-standard means for diagnosing EIB is indirect bronchoprovocation testing, however the repeatability of this methodology is not established. Aims and objectives: To evaluate the short-term test-retest repeatability of eucapnic voluntary hyperpnea (EVH). Methods: Twenty-five recreationally active men (n=21) and women (n=4) were recruited. Participants were required to attend on two separate occasions separated by a period of fourteen days. Participants performed spirometry before and following (at 3,5,10 and 15 mins) an EVH challenge (6 minutes at 85% maximum voluntary ventilation). Difference in forced expiratory volume in one second (FEV1) between visits was analysed using Bland-Altman methodology. Results: 22 subjects completed both visits (n=3 excluded - unwell), mean (SD) age 25 (±4) yrs, FEV1 102 (±8.6) % predicted. There was no significant difference in maximum fall in FEV1 post EVH between visits (P>0.05), however Bland-Altman analysis revealed wide limits of agreement (-10.36-7.9%) for the difference in fall in FEV1 between visits. A diagnosis of EIB (>10% fall in FEV1) was established in two athletes at visit one whereas this increased to five athletes at visit 2. Importantly, only one athlete had a diagnosis of EIB confirmed at both visits. Conclusion: In this cohort of athletes EVH demonstrated poor repeatability over a fixed two-week period. The findings highlight the need for caution when considering confirming or refuting a diagnosis of EIB based on a solitary indirect bronchoprovocation test and a cut-off value of 10% fall in FEV1

    Causes of extreme fatigue in underperforming athletes - a synthesis of recent hypotheses and reviews

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    The underperformance syndrome (UPS), previously known as the overtraining syndrome (OTS), has been defined as a persistent decrement in athletic performance capacity despite 2 weeks of relative rest. Clinical research has suggested that cytokines play a key role in fatigue in disease and chronic fatigue syndrome. Furthermore, it has recently been demonstrated that exogenous administration of interleukin-6 (IL-6) increases the sensation of fatigue during exercise. In light of current cytokine and chronic fatigue syndrome research, this article reviews and updates the cytokine theories that attempt to explain the aetiology of the debilitating fatigue experienced in OTS/UPS. Initially, it was proposed that UPS may be caused by excessive cytokine release during and following exercise, causing a chronic inflammatory state and ‘cytokine sickness'. More recently, the hypothesis was extended and it was proposed that time-dependent sensitisation could provide a model through which the aetiology of UPS may be explained. According to this model, the principal abnormal factor in UPS is an intolerance/heightened sensitivity to IL-6 during exercise. South African Journal of Sports Medicine Vol. 18 (4) 2006: pp. 108-11

    Causes of extreme fatigue in underperforming athletes - a synthesis of recent hypotheses and reviews

    Get PDF
    The underperformance syndrome (UPS), previously known as the overtraining syndrome (OTS), has been defined as a persistent decrement in athletic performance capacity despite 2 weeks of relative rest. Clinical research has suggested that cytokines play a key role in fatigue in disease and chronic fatigue syndrome. Furthermore, it has recently been demonstrated that exogenous administration of interleukin-6 (IL-6) increases the sensation of fatigue during exercise. In light of current cytokine and chronic fatigue syndrome research, this article reviews and updates the cytokine theories that attempt to explain the aetiology of the debilitating fatigue experienced in OTS/UPS. Initially, it was proposed that UPS may be caused by excessive cytokine release during and following exercise, causing a chronic inflammatory state and ‘cytokine sickness'. More recently, the hypothesis was extended and it was proposed that time-dependent sensitisation could provide a model through which the aetiology of UPS may be explained. According to this model, the principal abnormal factor in UPS is an intolerance/heightened sensitivity to IL-6 during exercise. South African Journal of Sports Medicine Vol. 18 (4) 2006: pp. 108-11

    School Personnel and Leadership Collaboration Model for Ideal Work Contexts

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    This article describes the school personnel and leadership collaboration (SPLC) model, a shared-responsibility framework for faculty, staff, and administrators. Prior research consistently demonstrates the need for (a) administrative support for teachers and other school personnel and (b) collegial support among staff. The SPLC model represents an amalgamation of this research and, moreover, integrates personnel support for leadership. In the managerial sciences, leader–member exchange (LMX) is a well-known relationship-based leadership approach that focuses on a dyadic or two-way relationship between supervisors and their employees. Though managers are responsible for overseeing operations, personnel contribute ideas, participate in decision-making, and follow through with their responsibilities. LMX is associated with positive work experiences and job performance outcomes. In contrast, schools are often run with a top–down leadership approach that solicits little to no input from staff, leading to low morale, high attrition rates, and negative school climate. Thus, the SPLC model was inspired by LMX and emphasizes practices, such as shared decision-making, staff autonomy, and shared responsibilities. Detailed examples of ways schools may apply the SPLC model to their practices are included
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