نتایج جستجو برای: outdoor pm25
تعداد نتایج: 21026 فیلتر نتایج به سال:
Abstract Introduction & Purpose: Indoor air quality, particularly in health care facility, is important. One of the most important factors affect the air quality is aerosols due to carrying microorganisms and deposit in the respiratory tract. Therefore, the purpose of this study was to measure the concentration of suspended particles in outdoor and indoor of Dena hospital and determine the re...
Background: vitamin D insufficiency/deficiency is serious concern among young women. The maintain of an adequate vitamin D status, which can impact on health and exercise performance, is important to athletes and non-athletes. The aim of this study was to compare of the effect of exercise training in in outdoor and indoor places on the serum vitamin D levels of young women. Methods: In this qua...
Traditional architecture of the historical cities in Iran contains valuable lessons related to architecture and urban design. A considerable group of these strategies are those that are used in outdoor urban spaces in desert cities providing a safe and sustainable microclimate to live in the harsh desert for more than thousands of years. This article will decode these strategies by doing field ...
BACKGROUND The near work and outdoor activity are the most important environmental risk factors for myopia. However, data from Chinese rural children are relatively rare and remain controversial. Therefore, the purpose of this study was to evaluate the relationship of both near work and outdoor activities with refractive error in rural children in China. METHODS In this cross-sectional study,...
Japanese cedar pollinosis (JCP) is an important illness caused by the inhalation of airborne allergenic cedar pollens, which are dispersed in the early spring throughout the Japanese islands. However, associations between pollen exposures and the prevalence or severity of allergic symptoms are largely unknown, due to a lack of understanding regarding personal pollen exposures in relation to ind...
BACKGROUND Falls are a major threat to older people's health and wellbeing. Approximately half of falls occur in outdoor environments but little is known about the circumstances in which they occur. We conducted a qualitative study to explore older people's experiences of outdoor falls to develop understanding of how they may be prevented. METHODS We conducted nine focus groups across the UK ...
The main purpose was to validate the use of outdoor-indoor volumetric impaction sampler with Hirst-type spore traps (HTSTs) to continuously monitor fungal load in order to prevent invasive fungal infections during major structural work in hospital settings. For 4 weeks, outdoor fungal loads were quantified continuously by 3 HTSTs. Indoor air was sampled by both HTST and viable impaction sampler...
BACKGROUND Some countries have recently extended smoke-free policies to particular outdoor settings; however, there is controversy regarding whether this is scientifically and ethically justifiable. OBJECTIVES The objective of the present study was to review research on secondhand smoke (SHS) exposure in outdoor settings. DATA SOURCES We conducted different searches in PubMed for the period...
A number of behavioural problems are associated with weaning piglets including belly nosing, ear and tail biting, and low intake of solid food. These appear to be less pronounced in piglets reared on outdoor systems, which initially consume more solid food and show less belly nosing and aggression than comparable indoor-reared piglets. The objective of this study was to investigate how these di...
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