نتایج جستجو برای: ultraviolet protection

تعداد نتایج: 219057  

Journal: :Jurnal Bidang Ilmu Kesehatan 2022

Minimnya pengetahuan masyarakat terkait perbedaan nilai (Sun Protection Factor) SPF pada sunscreen terhadap perlindungan paparan sinar ultraviolet berdasarkan iklim di Indonesia. Banyak kalangan membeli produk luar negeri dan hanya mengikuti trend saja, namun tidak melihat karakteristik kandungan yang baik untuk kulit Penelitian ini berguna mengedukasi tentang manfaat dari keberagaman rekomenda...

2016
Cheryl E. Peters Mieke W. Koehoorn Paul A. Demers Anne-Marie Nicol Sunil Kalia

BACKGROUND Outdoor workers are at risk of high ultraviolet radiation exposure, and may have difficulty using sun protection. The objectives were to determine the prevalence of sun protection behaviors in a sample of outdoor construction workers, and to assess which factors predict better sun protection practices. METHODS Participants were recruited via construction unions. Workers answered a ...

Journal: :novelty in biomedicine 0
mohammadreza nazari department of optometry, faculty of rehabilitation sciences, shahid beheshti university of medical sciences, tehran, iran saeed rahmani department of optometry, faculty of rehabilitation sciences, shahid beheshti university of medical sciences, tehran, iran bahram khosravi department of optometry, faculty of rehabilitation sciences, shahid beheshti university of medical sciences, tehran, iran seyyed mehdi tabatabaei

background: wearing spectacles is the most common approach in correcting the refractive errors worldwide. due to harmful effects of overexposure to solar ultraviolet radiations, the usage of multi-layer coatings in ophthalmic lenses has recently been increased. these lenses can reduce the reflections and hence increase the transmission of visible light; they can also decrease the transmission o...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2015
Beth A Glenn Tiffany Lin L Cindy Chang Ashley Okada Weng Kee Wong Karen Glanz Roshan Bastani

BACKGROUND First-degree relatives of melanoma survivors have a substantially higher lifetime risk for melanoma than individuals with no family history. Exposure to ultraviolet radiation (UVR) is the primary modifiable risk factor for the disease. Reducing UV exposure through sun protection may be particularly important for children with a parental history of melanoma. Nonetheless, limited prior...

Journal: :Health promotion international 2012
Melinda Williams Sandra C Jones Peter Caputi Don Iverson

Adolescents exhibit significantly lower sun protection behaviours than adults in Australia. While many studies have assessed the sun protection behaviours of adolescents during summer, few studies have explored the differences in sun protection behaviours of adolescents across key contexts relevant to adolescents during summer-notably school time, weekends and school holidays. Greater understan...

  Background : Farmers and welders who work in open spaces and are exposed to direct sunlight are often exposed to sunlight radiation o n the neck and head . Thus, they may be afflicted with various types of skin cancer . The aim of the present study was to investigate the amount of UV exposure in welders working in Shahrud City , Iran .   Materials and Method s : This cross-sectio...

Journal: :Acta chimica Slovenica 2014
Mateja Kert Katja Jazbec Lidija Černe Ivan Jerman Marija Gorjanc

The influence of different application methods on UV protective properties of white and dyed cotton functionalized with ZnO nanoparticles (nano-ZnO) was investigated. The methods differ in application procedure, time of treatment and auxiliaries used in the treating bath. The ultraviolet protection factor (UPF) was determined for untreated and functionalized samples. The presence of nano-ZnO on...

Journal: :Annual review of nutrition 2004
Helmut Sies Wilhelm Stahl

The concept of systemic photoprotection by dietary means is gaining momentum. Skin is continuously exposed to ultraviolet (UV) radiation, the major cause of skin disorders such as sunburn, photodamage, and nonmelanoma skin cancer. Most of the erythemal annual UV dose is encountered under nonvacation conditions, when no sunscreen is applied. In the absence of topically added compounds, skin prot...

Journal: :Photochemistry and photobiology 2014
Alfio V Parisi David J Turnbull

Minimizing exposure to ultraviolet (UV) radiation is an essential component of skin cancer prevention. Providing and using natural and built shade is an effective protection measure against harmful UV. This article describes the factors that must be addressed to ensure quality, effective, well-designed shade and recommends best practice approaches to improving the protection factor (PF) of shad...

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