Publications by authors named "Phoka C Rathebe"

This review aimed to explore advances in radon detection methods, emphasizing cost-effectiveness and accessible techniques such as CDs, DVDs, and glass-based detectors. In this review, we compared traditional methods like alpha track detectors and continuous radon monitors with emerging innovations that leverage polycarbonate material and IoT-integrated systems. Our evaluation of the synthesis suggests that CDs and DVDs provide scalable solutions for long-term radon monitoring, while glass-based detectors like CR-39 offer high sensitivity for epidemiological studies.

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Background: Radon (Rn) is a radioactive gas with well-established carcinogenic properties. It is a significant contributor to natural background ionizing radiation exposure, accounting for over 50 % of human exposure. Prolonged exposure to radon gas has been conclusively linked to various health issues such as lung cancer, leukemia, and Chronic Obstructive Pulmonary Diseases (COPD).

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Over the years, prostate cancer (PCa) research has been of great interest, and trace metals have attracted a lot of attention due to their association with prostate cancer development and progression. PCa has a complex etiology, with genetic, environmental, and lifestyle factors being implicated. Trace metals such as zinc (Zn), mercury (Hg), selenium (Se), lead (Pb), cadmium (Cd), manganese (Mn), arsenic (As), and nickel (Ni) have garnered much attention in recent years, suspected of having direct links to the modulation of cancer risk and progression through their impacts on prostate cancer omics (genomics, epigenetics, proteomics, and transcriptomics).

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The domestic utilization of biomass fuel for purposes such as cooking, space heating, and water heating has been linked to a number of respiratory ailments, particularly when burned inefficiently. However, there is an existing knowledge gap on the impact of this practice on the health of Basotho. This study aims to explore the impact of biomass fuels use on the prevalence of respiratory illnesses among residents of two rural communities in Thaba-Tseka.

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Introduction: daily, workers in beauty salons and parlors use different cosmetic products made of various chemicals. This study aimed to determine the knowledge, practices, and self-reported health outcomes related to chemical use and safety among workers in beauty salons and parlors.

Methods: a quantitative, cross-sectional descriptive study was conducted among 145 participants, randomly selected using a simple random sampling design.

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Food fraud (often called fake food in South Africa) the deliberate misrepresentation or adulteration of food products for financial gain, is a growing problem in South Africa (SA) with severe public health and financial consequences for consumers and businesses. The recent public outcry against food fraud practices especially in communities that have lost loved ones due to the consumption of allegedly adulterated foodstuffs, highlights the grave danger that food fraud poses to consumers and the potential for significant reputational damage to food manufacturers. Despite the risks, food fraud often goes undetected, as perpetrators are becoming increasingly sophisticated.

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Article Synopsis
  • - Radon is a carcinogen, and accurately assessing indoor levels is crucial for designing effective mitigation strategies; while long-term testing is best for reliability, short-term testing (STT) is faster and cheaper.
  • - A review of 20 studies found that STT can accurately predict annual radon averages, especially with minimum tests of four days; however, accuracy diminishes at moderate to high radon levels, making long-term testing necessary in those cases.
  • - Seasonality affects STT accuracy, with winter months offering a better representation, and further research is needed to standardize radon testing methods between Europe and the United States.
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Radon is a naturally occurring noble radioactive gas that poses significant health risks, particularly lung cancer, due to its colorless, odorless, and tasteless nature, which makes detection challenging without formal testing. It is found in soil, rock, and water, and it infiltrates indoor environments, necessitating regulatory standards and guidelines from organizations such as the Environmental Protection Agency, the World Health Organization, and the Occupational Health and Safety Agency to mitigate exposure. In this paper, we present various methods and instruments for radon assessment in occupational and environmental settings.

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Gold mine tailings, a legacy of the mining industry, harbors significant amount of radon gas, a classified human carcinogen. Radon exposure, especially near tailings, is a significant public health threat, potentially leading to increased risk of lung cancer, leukemia, and chronic obstructive pulmonary disease (COPD). These health problems are often associated with lower survival rates and significant financial burdens.

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Cement workers are exposed to various kinds of occupational hazards, dust being the most hazardous. Despite certain exposure limits on the emission of air pollutants in place, several people die each year due to complications from respiratory disease. This study aimed to assess the prevalence of chronic respiratory symptoms among workers exposed to cement dust.

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This study aimed to determine knowledge, attitude, and practices towards Noise-Induced Hearing Loss among maintenance and administration workers in selected health facilities in the Modimolle-Mookgopong Municipality. Non-probability convenient sampling was used to select 250 participants. Maintenance workers were populated within the age range of 26-35 years, being more than administrative personnel (COR 1.

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The aim of this review was to assess the association between occupational exposure to silicon dioxide and chronic respiratory symptoms among workers in the cement manufacturing industries. Approximately 60 articles published from 2010 to 2021 were found and four independent reviewers extracted the data from each eligible study using PubMed, Google scholar etc. The following terms were used: exposure to cement dust, exposure to silicon dioxide etc.

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There has been a rise in the prevalence of atopic dermatitis (AD) globally, especially in low-and middle-income countries such as Nigeria. The condition has been linked to genetic predisposes, living conditions, and environmental factors. Environmental factors are considered a significant contributor to AD in low- and middle-income countries.

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Annually, an estimate of 2.3 million workers die prematurely due to occupational injuries and illnesses. In this study, a risk assessment was conducted to evaluate the compliance of 132 kV electric distribution substations and proximal residential areas with the South African occupational health and safety Act 85 of 1993.

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The study aimed to assess the association between environmental exposure and asthma among children between 3 and 12 years old in King Williams Town, South Africa. A quantitative case-control study was conducted at Grey Hospital to assess the association between environmental exposure and asthma among children who reside in King Williams Town. Of the total 566 study participants, 50.

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The study aimed to determine the respiratory effects of solvents among workers in the Mauritius paint industry. A total of 388 participants were selected using simple random sampling, and were subjected to a questionnaire for data collection. Lung function test was performed using a spirometer.

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Magnetic resonance scanners are considered safe but comes with substantive safety risks to patients seeking radiological diagnostics and health care professionals. This pilot study aimed to assess the safety compliance of MRI units commonly used in the clinical diagnostic imaging of two public hospitals in South Africa. Structured interviews were conducted with four MRI staff assigned to work in the 1.

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Background: The effects of exposure to solvents in paints have been widely studied, but very little information is at hand with only a small number of studies carried out on pulmonary function of paint industry workers. The aim of this study is to determine the respiratory effects of exposure to solvents among workers of the paint industry in Mauritius.

Design And Methods: A quantitative cross-sectional study will be conducted in three paint factories across Mauritius.

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This study assessed subjective symptoms associated with exposure to static magnetic fields (SMFs) and radiofrequency (RF) energy, and perceived safety risk of scanners among magnetic resonance (MR) staff working in the 1.5 and 3 T MRI units. A questionnaire survey was completed by 77 clinical imaging staff working in two hospitals (A and B) in the Mangaung metropolitan region.

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Asthma affects over 330 million people worldwide, with relatively higher disease burdens in Australia, New Zealand, Africa, the Middle East, and South America. The symptoms associated with asthma were reported to be prevalent in children from the period of 1993 to 2013, in many low- and middle-income countries, due to changes in environmental conditions, such as domestic lifestyle, and urban and industrial developments. (1) Background: Several studies have also shown that children are prone to a severe type of asthma, because of their narrow respiratory airways and susceptibility to irritation from environmental agents.

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The aim of this paper is to point the Environmental Health (EH) profession in South Africa in the direction of their neglected function. The health inspection of initiation schools is one of the abandoned responsibility of EH profession in South Africa. This is due to fear of interfering with the traditional value systems and thus resulting in significant non-compliance to EH norms and standards.

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