BACKGROUND Preliminary evidence suggests that recreational walking has different environmental determinants than utilitarian walking. However, previous studies are limited in their assessment of environmental exposures and recreational walking and in the applied modeling strategies. Accounting for individual sociodemographic profiles and weather over the walking assessment period, the study exa...

BACKGROUND The transition from active employment to retirement is a potentially critical period for promoting maintenance or development of recreational physical activity in older age. Park proximity and quality might be important correlates of recreational physical activity in this age group. However, research on park-physical activity relationships among mid-older aged adults is limited and i...

This study used a contingent choice method to determine the economic value of improving various ecosystem services (ESs) of the Blue Network of Greater Montreal (Quebec, Canada). Three real projects were used and the evaluation focused on six ESs that are related to freshwater aquatic ecosystems: biodiversity, water quality, carbon sequestration, recreational activities, landscape aesthetics an...

A microbiological algorithm has been developed to analyze beach water samples for the determination of viable colony forming units (CFU) of Staphylococcus aureus (S. aureus). Membrane filtration enumeration of S. aureus from recreational beach waters using the chromogenic media CHROMagar SA alone yields a positive predictive value (PPV) of 70%. Presumptive CHROMagar SA colonies were confirmed a...

BACKGROUND Recreational drug toxicity is a common reason for presentation to the Emergency Department. Knowledge of recreational drug names is important to allow targeted assessment of patients presenting with recreational drug toxicity. AIMS To assess final year medical student knowledge of proper and street names for recreational drugs. DESIGN Questionnaire survey of final year medical st...

OBJECTIVES Drug interactions, poor adherence to medication and high-risk sexual behaviour may occur in individuals with HIV using recreational drugs. Thus, we aimed to assess the prevalence of recreational drugs use and to explore its clinical impact in HIV patients on treatment. METHODS Observational, cross sectional, study conducted in a 700 bed university hospital, Barcelona, Spain. A tota...

ECONOMIC VALUE OF QUALITY IN WATER THE original abundance of water in the state of New York its very commonness, has dulled her people's appreciation of the subtle qualit;y value of their heritage. M\Iomentarily shut off from their supply the cities and industr-ies would instantly realize its vital necessity. Precipitate ruin of the wonderfully rich, living waters of the state would awaken imme...

background: acanthamoeba spp. is the causative agent of blindness keratitis and fatal encephalaitis. presence of acanthamoeba spp. in a wide variety of niches such as different water types can lead to exposure of high risk people such as contact lens wearers. the main aim of the present study was to explore the occurrence of acanthamoeba genotypes in the recreational water sources using both mo...