485 research outputs found

    Baltimore and the Cherry Hill Urban Garden: Tearing Down and Building Up the Physical and Imaginative Spaces of Post-Industrial Urban Food Systems

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    The tide is changing in food research and food movements. Both academic thought and grassroots mobilization have demonstrated a shift beyond merely the problems of industrial food, and toward an emphasis on issues of justice and equity within food systems (Sloccum, 2006; Alkon & Agyeman, 2011; Sbicca, 2012; Agyeman & McEntee, 2013). In examining the contemporary case of the Farm Alliance of Baltimore City, which is “a network of producers working to increase the viability of urban farming and improve access to urban grown foods, united by practices and principles that are socially, economically, and environmentally just” (Farm Alliance website, 2012), I pose the question: what are the historical, geographical, and socioeconomic factors of the city of Baltimore that create the demand for a food justice movement? The question is motivated by food justice (FJ) and urban political ecology (UPE) theoretical frameworks that situate current development trends within larger spatial and temporal—political, sociocultural and material—networks and legacies. In the following analysis, by exploring Baltimore’s industrial and racial history I attempt to explain why current socioeconomic and racial inequalities exist in the city’s current geographic and cultural landscape, and how those inequalities manifest in the city’s food system. The analysis takes on a threefold process of 1) discussing Baltimore’s industrial formation/post-industrial transformation, 2) assessing how these transformations have impacted the city’s spatial patterns and food system conditions, and 3) presenting action being taken at the grassroots level to improve the city’s current food situation. I find that not only are industrialization and institutional racism central forces in creating a demand for food justice in Baltimore, they are deeply intertwined in a way that shapes the city’s spatial conditions and its food system

    Painting the Town Green: Realities, Challenges, and Possibilities in Mexico City’s Budding Urban Agriculture Movement

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    This paper explores the Urban Agriculture movement in Mexico City. It investigates who is practicing Urban Agriculture, how, and why. It looks the benefits of Urban Agriculture, and Urban Agriculture’s role in a potential future food system that does not rely on transnational corporations for supply. The paper begins by discussing the significance of food as nutrition, and how the individual’s right to food has been transformed into the corporation’s right to make a profit off of food. The concept of food security and food sovereignty and their place in the organic Urban Agriculture movement are then explained. Three Urban Agriculture projects in Mexico City are explored: a traditional farm, a government-funded community project, and an organization that promotes Urban Agriculture on the individual household level. The conclusion discusses the movement’s impact on economics, community, and the environment, and Urban Agriculture’s connection to the future necessity of food sovereignty. Esta investigación explora el movimiento de la Agricultura Urbana en la Ciudad de México. Se investiga quién está practicando Agricultura Urbana, cómo, y por qué. Se ven los beneficios de la Agricultura Urbana, y el rol potencial que la Agricultura Urbana pueda tener dentro de un sistema alimentario que no dependa de las empresas transnacionales para el suministro. Se inicia discutiendo de la importancia de comida con la nutrición, y cómo el derecho a la comida de cada persona se ha transformado en el derecho de las corporaciones para lucrar. Se explica el concepto de la seguridad alimentaría, y la soberanía alimentaría, y su lugar en el movimiento de la Agricultura Urbana y orgánica. Posteriormente, se explora varios proyectos de Agricultura Urbana en la Ciudad de México: una granja tradicional, un proyecto comunitario financiado por el gobierno, y una organización que promueve la Agricultura Urbana a nivel individual. Para concluir, se discute el impacto del movimiento de la Agricultura Urbana en la Ciudad de México en la economía, la comunidad, y el ambiente, y la necesidad de alcanzar la soberanía alimentaría

    Chinese Spacesuit Analysis

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    In 2008, China became only the 3rd nation to perform an Extravehicular Activity (EVA) from a spacecraft. An overview of the Chinese spacesuit and life support system were assessed from video downlinks during their EVA; from those assessments, spacesuit characteristics were identified. The spacesuits were compared against the Russian Orlan Spacesuit and the U.S. Extravehicular Mobility Unit (EMU). China's plans for future missions also were presented

    Effects of Antihypertensive Medications on Quality of Life in Elderly Hypertensive Women

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    The impact of antihypertensive medications on the quality of life of elderly hypertensive women has rarely been systematically evaluated in large clinical trials using drugs from the new generations of pharmaceutic preparations. We carried out a multicenter, randomized double-blind clinical trial with 309 hypertensive women aged 60 to 80 years to assess effects of atenolol, enalapril, and isradipine on measures of quality of life over a 22-week period. The patients had mild to moderate hypertension. Hydrochlorothiazide was added to treatment if monotherapy was inadequate in lowering blood pressure. At the conclusion of the trial the three drug groups did not differ in degree of reduction of diastolic blood pressure or in supplementation with hydrochlorothiazide. Over the 22-week trial, linear trend analysis showed no differences between the treatment groups in change from baseline on quality of life measures of well-being, physical status, emotional status, cognitive functioning, and social role participation. Regarding each of 33 physical side effects over the 22 weeks, we found no general difference between atenolol, enalapril, and isradipine groups on measures of change in distress over symptoms except for enalapril patients who worsened in distress over cough (P = .001) and atenolol patients who worsened in distress over dry mouth (P = .014). Centering on three medications that are relatively new additions to the armamentarium for blood pressure control, the findings underline the increasing opportunities for the physician to select drugs that can control blood pressure while maintaining the quality of life of elderly hypertensive women

    A systematic review of methods to immobilise breast tissue during adjuvant breast irradiation

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    Greater use of 3D conformal, Intensity Modulated Radiotherapy (IMRT) and external beam partial breast irradiation following local excision (LE) for breast cancer has necessitated a review of the effectiveness of immobilisation methods to stabilise breast tissue. To identify the suitability of currently available breast (rather than thorax) immobilisation techniques an appraisal of the literature was undertaken. The aim was to identify and evaluate the benefit of additional or novel immobilisation approaches (beyond the standard supine, single arm abducted and angled breast board technique adopted in most radiotherapy departments). A database search was supplemented with an individual search of key radiotherapy peer-reviewed journals, author searching, and searching of the grey literature. A total of 27 articles met the inclusion criteria. The review identified good reproducibility of the thorax using the standard supine arm-pole technique. Reproducibility with the prone technique appears inferior to supine methods (based on data from existing randomised controlled trials). Assessing the effectiveness of additional breast support devices (such as rings or thermoplastic material) is hampered by small sample sizes and a lack of randomised data for comparison. Attention to breast immobilisation is recommended, as well as agreement on how breast stability should be measured using volumetric imaging. Keywords: Breast, immobilisation, positioning, reproducibility, review.</p

    Misperceptions About β-Blockers and Diuretics

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    Based on a series of clinical trials showing no difference in the effectiveness or tolerability of most major classes of antihypertensive medications, the Joint National Commission on High Blood Pressure Treatment recommends that physicians prescribe β-blockers or diuretics as initial hypertensive therapy unless there are compelling indications for another type of medication. Nevertheless, many physicians continue to favor more expensive medications like angiotensin-converting enzyme (ACE) inhibitors and calcium channel blockers as first line agents. The persistent use of these agents raises questions as to whether physicians perceive ACE inhibitors and calcium channel blockers to be better than β-blockers and diuretics. METHODS:  We surveyed 1,200 primary care physicians in 1997, and another 500 primary care physicians in 2000, and asked them to estimate the relative effectiveness and side effects of 4 classes of medication in treating a hypothetical patient with uncomplicated hypertension: ACE inhibitors, β-blockers, calcium channel blockers, and diuretics. In addition, we asked them to indicate whether they ever provided free samples of hypertension medications to their patients. RESULTS:  Perceptions of the relative effectiveness and side effects of the 4 classes of hypertension medications did not significantly change over the 3 years, nor did prescription recommendations. Physicians perceive that diuretics are less effective at lowering blood pressure than the other 3 classes ( P  < .001). They also perceive that β-blockers are less tolerated than the other 3 classes ( P  < .001). In a multivariate model, perceptions of effectiveness and tolerability displayed significant associations with prescription preference independent of background variables. The only other variable to contribute significantly to the model was provision of free medication samples to patients. CONCLUSIONS:  Despite numerous clinical trials showing no difference in the effectiveness or side-effect profiles of these 4 classes of drugs, most physicians believed that diuretics were less effective and β-blockers were less tolerated than other medications. Moreover, their prescription practices were associated with their provision of free samples provided by pharmaceutical representatives, even after adjusting for other demographic characteristics. Efforts to increase physicians’ prescribing of β-blockers and diuretics may need to be directed at overcoming misunderstandings about the effectiveness and tolerability of these medicines. J GEN INTERN MED 2003;18:977–983.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/75385/1/j.1525-1497.2003.20414.x.pd

    Measuring dementia carers' unmet need for services - an exploratory mixed method study

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    <p>Abstract</p> <p>Background</p> <p>To ensure carers of people with dementia receive support, community services increasingly use measures of caregiver (carer) burden to assess for unmet need. This study used Bradshaw's taxonomy of need to explore the link between measures of carer burden (normative need), service use (expressed need), and carer's stated need (felt need).</p> <p>Methods</p> <p>This mixed method exploratory study compared measures of carer burden with community services received and unmet needs, for 20 community-dwelling carer/care-recipient pairs.</p> <p>Results</p> <p>A simple one-item measure of carers' felt need for more services was significantly related to carer stress as measured on the GHQ-30. Qualitative data showed that there are many potential stressors for carers, other than those related to the care-giving role. We found a statistically significant rank correlation (p = 0.01) between carer's use of in-home respite and the care-recipient's cognitive and functional status which is likely to have been related to increased requirement for carer vigilance, effort and the isolation of spouse carers. Otherwise, there were no statistically significant relationships between carer burden or stress and level of service provision.</p> <p>Conclusion</p> <p>When carers are stressed or depressed, they can recognise that they would like more help from services, even if measures of carer burden and care recipient status do not clearly indicate unmet service needs. A question designed to elicit carer' <it>felt </it>need may be a better indicator of service need, and a red flag for recognising growing stress in carers of people with dementia. Assessment of service needs should recognise the fallibility of carer burden measures, given that carer stress may not only come from caring for someone with dementia, but can be significantly compounded by other life situations.</p

    A Guide to Medications Inducing Salivary Gland Dysfunction, Xerostomia, and Subjective Sialorrhea: A Systematic Review Sponsored by the World Workshop on Oral Medicine VI

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