The naturally occurring antioxidants: vitamin E, β-carotene and vitamin C are known to ameliorate theoxidative stress generated during various physiological and pathological conditions. The oxidative stress mayoccur at different sites, different times, and by different mechanisms in the animal system. Lower levels ofthe anti-oxidant vitamins are associated with poor fertility and production lev...

In 1962, more than a half century after the rise in lung cancer was first detected, the United States Surgeon General convened an Advisory Committee on Smoking and Health (1). After a painstakingly critical review of the literature, the committee noted the causal relationships between smoking and several diseases such as lung cancer (in men). Also noted in the committee's report were conditions...

Background & objectives: The disposal of hazardous waste in the environment, which is usually done by burying it in a special landfill, requires a set of environmental standards and special economic, social and managerial considerations. Improper landfills can have negative health, economic, and environmental effects. In this regard, the present study seeks to find a suitable landfill for speci...

INTRODUCTION Reliable and accurate Web-based health information is extremely valuable when applied to emergency medical diagnoses. With this update we seek to build upon on the 2004 study by determining whether the completeness and accuracy of emergency medical information available online has improved over time. METHODS The top 15 healthcare information sites, as determined by internet traff...

Approximately 40 million people live within a 4-mile radius of waste sites that the Agency for Toxic Substances and Disease Registry (ATSDR) has assessed to date. Human populations living in the vicinity of such sites are often subjected to complex chemical exposures that may contribute to the total body burden of oxogenous chemicals. Apart from the contaminants found at waste sites, exposure m...

Rural areas are often interested by pollution phenomena generated by agricultural activities with a high use of pesticides and/or by anthropic activities, such as industrial plants or illegal waste disposal sites, which may cause even long-range contamination. The risk for human health from the pollutants present in the environment can be quantitatively evaluated by the environmental health ris...

BACKGROUND Racial/ethnic minority patients are less likely than non-Latino white patients to participate in cancer clinical trials. A key barrier to participation is limited health literacy which is more common among minorities. At the organizational level, it is important that clinical trials sites become better equipped to recruit minority patients by expanding their organizational health lit...

Health Literacy Online: A Guide to Writing and Designing Easy-to-Use Health Web Sites is a practical and well-written resource for public health and health communication professionals and web designers. This guide builds on the principles of web usability and adds to existing best practices by providing research-based strategies for writing and designing health websites especially for users wit...

Parents commonly ask their paediatrician about specific Web sites that would be appropriate in their search for additional health information about their child’s condition. Some parents may be less interested in a physician’s recommended Web sites and may instead choose to search the Internet for sites that can offer a second opinion about their child’s health. The majority of Canadian househol...

In 2009, the City of Toronto, Ontario, Canada, experienced a six-week labor disruption involving 24,000 city workers that included solid waste and public health employees. In an attempt to control illegal dumping and to manage garbage storage across the city during this period, 24 temporary garbage storage sites were established by the city (mostly in local parks) for residents to dispose of th...