Evidence Reviews

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We produce evidence reviews based on our assessments of needs and gaps in evidence-based environmental health practice and policy. We also work with researchers and environmental public health students for reviews. These documents are peer-reviewed and the content is the responsibility of the authors.

An introduction to SARS-CoV-2

The emergence of a novel coronavirus in late 2019, now identified as SARS-CoV-2, has resulted in a global pandemic with an unprecedented public health response. This brief review of the properties…

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Float Tanks: Considerations for Environmental Public Health

Floatation refers to a meditative activity in which users float in a high-density Epsom salt solution in a dark, quiet environment. Because float tanks are distinct from swimming pools and other…

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Float Tanks: Review of Current Guidance and Considerations for Public Health Inspectors

The growing popularity of “floatation” and the ways in which this practice differs from the use of pools and spas have raised interesting questions in environmental public health. Public health…

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Understanding the Public Health Implications Concerning Shale Gas Production and Hydraulic Fracturing

The intent of this document is to synthesize scientific information related to public health concerns of relevance to Canada about shale gas production (including the pre-production stages of…

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Summary: Animals as Sentinels for Public Health Risks from Oil and Gas Development

This document was based on a contracted review: …

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Fact Sheet: Non-pharmaceutical measures to prevent the transmission of influenza

This fact sheet is for public health professionals. It provides a brief overview on specific non-pharmaceutical measures to be used in community settings. Such measures can prevent the spread of…

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Environmental Risk Factors for Community-Acquired MRSA

Community-acquired methicillin-resistant Staphylococcus aureus (CA-MRSA) is endemic in North America. In contrast to MRSA acquired in hospital settings, CA-MRSA is present in a wide variety of…

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Surveillance for Emerging Infectious Diseases: A Canadian Perspective

Surveillance approaches for emerging zoonotic infectious diseases is less well developed than for traditional clearly-defined diseases. Zoonotic diseases with recent implications in Canada include…

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One Health: A Primer (University of Guelph Master of Public Health Program)

Public health events are best dealt with in an interdisciplinary manner with many actors and agencies involved, each lending their expertise to solve the complex problem. Many examples exist of…

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Church/Community Suppers: What is the Evidence for Risk of Food-borne Illness?

We estimate that 3% to 16% of food-borne outbreaks investigated by public health agencies are associated with community events including church suppers, fairs, potlucks, picnics, etc. However,…

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Current Evidence on the Effectiveness of Interventions During Heat Episodes

Topics: Climate Change

This summary provides current evidence on the effect iveness of a variety of described heat interventions by highlighting the strengths and weaknesses of each. The authors argue that in the…

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How efficacious and how practical are personal health protection measures recommended to reduce morbidity and mortality during heat episodes?

Topics: Climate Change

The potential impact of elevated temperatures on mortality and morbidity is severe. Every year, hospitalizations and deaths occur in numbers well above average during and just after days of…

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Retrospective Surveillance for Drinking Water-Related Illnesses in Canada

Waterborne infections are an important cause of preventable enteric disease. This report obtained information on: characteristics of waterborne disease events (WBEs) in Canada; factors…

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What is the Evidence on Applicability and Effectiveness of Public Health Interventions in Reducing Morbidity and Mortality during Heat Episodes?

Topics: Climate Change

Heat events are associated with a diverse range of adverse health effects including excess mortality as well as many symptoms falling under the broad umbrella of “heat-related illness”. Although…

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When can Point-of-Use Water Filters be used for Removal of Protozoa?

While boiling water is an effective way to kill most microbial pathogens, research performed in the United Kingdom has shown that people do not necessarily comply with boil water advisories.…

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Systematic Review of Surveillance Systems for Emerging Zoonotic Diseases

The purpose of this review is to synthesize available evidence for public health practitioners, making decisions in the event of emerging zoonosis, by finding public health surveillance…

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