{"id":27231,"date":"2025-09-12T10:39:56","date_gmt":"2025-09-12T14:39:56","guid":{"rendered":"https:\/\/news.smarttan.com\/?p=27231"},"modified":"2025-09-12T10:39:56","modified_gmt":"2025-09-12T14:39:56","slug":"regular-non-burning-sun-exposure-is-normal-beneficial-researchers","status":"publish","type":"post","link":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/","title":{"rendered":"Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers"},"content":{"rendered":"<p data-start=\"187\" data-end=\"400\">A new commentary in the <em data-start=\"211\" data-end=\"249\">Journal of Investigative Dermatology<\/em> highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation.<\/p>\n<p data-start=\"402\" data-end=\"613\">\u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications:<\/p>\n<ul>\n<li data-start=\"402\" data-end=\"613\">Regular daily suberythemal UV exposure is normal for humans.<\/li>\n<li data-start=\"402\" data-end=\"613\">Suberythemal UV exposure has important health benefits.<\/li>\n<li data-start=\"402\" data-end=\"613\">\u00a0Moderate irradiance with UV has beneficial immuno- logical effects.<\/li>\n<\/ul>\n<p data-start=\"615\" data-end=\"1053\">The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure.<\/p>\n<p data-start=\"1055\" data-end=\"1507\">Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d<\/p>\n<p data-start=\"1509\" data-end=\"1876\">The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems.<\/p>\n<p data-start=\"1509\" data-end=\"1876\"><a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/40146095\/\" target=\"_blank\" rel=\"noopener\">Click here to access the full commentary.\u00a0<\/a><\/p>\n<p data-start=\"1509\" data-end=\"1876\">\n<p data-start=\"1509\" data-end=\"1876\">\n<p><span style=\"color: #000000;\"><em>SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can&#8217;t say in your tanning salon business.<\/em><\/span><\/p>\n<p><span style=\"color: #000000;\"><em>\u00a9 2025 International Smart Tan Network. All rights reserved.<\/em><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A new commentary in the Journal of Investigative Dermatology highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation. \u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications: Regular [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":27233,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-27231","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers - Smart Tan News<\/title>\n<meta name=\"description\" content=\"A new commentary in the Journal of Investigative Dermatology highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation. \u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications:    Regular daily suberythemal UV exposure is normal for humans.  Suberythemal UV exposure has important health benefits.  \u00a0Moderate irradiance with UV has beneficial immuno- logical effects.  The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0   SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can&#039;t say in your tanning salon business.  \u00a9 2025 International Smart Tan Network. All rights reserved.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers - Smart Tan News\" \/>\n<meta property=\"og:description\" content=\"A new commentary in the Journal of Investigative Dermatology highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation. \u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications:    Regular daily suberythemal UV exposure is normal for humans.  Suberythemal UV exposure has important health benefits.  \u00a0Moderate irradiance with UV has beneficial immuno- logical effects.  The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0   SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can&#039;t say in your tanning salon business.  \u00a9 2025 International Smart Tan Network. 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Suberythemal UV exposure has important health benefits. \u00a0Moderate irradiance with UV has beneficial immuno- logical effects. The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0 SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can't say in your tanning salon business. \u00a9 2025 International Smart Tan Network. 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Suberythemal UV exposure has important health benefits.  \u00a0Moderate irradiance with UV has beneficial immuno- logical effects.  The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0   SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can't say in your tanning salon business.  \u00a9 2025 International Smart Tan Network. All rights reserved.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/","og_locale":"en_US","og_type":"article","og_title":"Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers - Smart Tan News","og_description":"A new commentary in the Journal of Investigative Dermatology highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation. \u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications:    Regular daily suberythemal UV exposure is normal for humans.  Suberythemal UV exposure has important health benefits.  \u00a0Moderate irradiance with UV has beneficial immuno- logical effects.  The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0   SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can't say in your tanning salon business.  \u00a9 2025 International Smart Tan Network. All rights reserved.","og_url":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/","og_site_name":"Smart Tan News","article_publisher":"https:\/\/www.facebook.com\/SmartTan","article_published_time":"2025-09-12T14:39:56+00:00","og_image":[{"width":1184,"height":640,"url":"https:\/\/news.smarttan.com\/wp-content\/uploads\/2025\/09\/Sunshine-9-12-25.jpg","type":"image\/jpeg"}],"author":"smarttannews","twitter_card":"summary_large_image","twitter_creator":"@SmartTan","twitter_site":"@SmartTan","twitter_misc":{"Written by":"smarttannews","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/#article","isPartOf":{"@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/"},"author":{"name":"smarttannews","@id":"https:\/\/news.smarttan.com\/#\/schema\/person\/722dc7049af55e0ed743d67ce9ed4819"},"headline":"Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers","datePublished":"2025-09-12T14:39:56+00:00","mainEntityOfPage":{"@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/"},"wordCount":364,"publisher":{"@id":"https:\/\/news.smarttan.com\/#organization"},"image":{"@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/#primaryimage"},"thumbnailUrl":"https:\/\/news.smarttan.com\/wp-content\/uploads\/2025\/09\/Sunshine-9-12-25.jpg","articleSection":["News"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/","url":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/","name":"Regular Non-Burning Sun Exposure is Normal, Beneficial: Researchers - Smart Tan News","isPartOf":{"@id":"https:\/\/news.smarttan.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/#primaryimage"},"image":{"@id":"https:\/\/news.smarttan.com\/index.php\/regular-non-burning-sun-exposure-is-normal-beneficial-researchers\/#primaryimage"},"thumbnailUrl":"https:\/\/news.smarttan.com\/wp-content\/uploads\/2025\/09\/Sunshine-9-12-25.jpg","datePublished":"2025-09-12T14:39:56+00:00","description":"A new commentary in the Journal of Investigative Dermatology highlights the benefits of regular, non-burning sun exposure\u2014known as suberythemal UV exposure\u2014as an essential part of human biology and adaptation. \u201cSunlight exposure is normal for Homo sapiens,\u201d write authors Jiayue Gu and Dr. Richard Weller of the University of Edinburgh, highlighting the following clinical implications: Regular daily suberythemal UV exposure is normal for humans. Suberythemal UV exposure has important health benefits. \u00a0Moderate irradiance with UV has beneficial immuno- logical effects. The authors emphasize that most research has focused on the harms of irregular or excessive sun exposure, but studies like de Boer et al. (2025) show that \u201cfrequent suberythemal exposure to UV for mankind\u201d allows the body \u201cto adapt without inflammation to the local UV environment.\u201d In fact, fair-skinned participants in the study developed a twofold increase in skin protection over just nine weeks of regular, non-burning UV exposure. Beyond building tolerance, suberythemal sun helps regulate the immune system, they write. UV triggers natural cytokine responses in the skin, reduces inflammation, and modulates both innate and adaptive immunity. As Gu and Weller explain, \u201cThe time has come for dermatologists to stop only considering harms of sunlight exposure and treat it as just another environmental exposure, for which evolution has equipped us, and which has benefits as well as hazards.\u201d The commentary points to a growing body of evidence that realistic, everyday sun exposure supports more than vitamin D. From cardiovascular health to childhood eye development, sunlight\u2019s benefits extend across multiple systems. Click here to access the full commentary.\u00a0 SmartTan.com news articles regularly report medical and scientific information to keep you abreast of current events related to UV light. This information is not intended to be used by any party to make unwarranted health claims to promote sunbed usage. Indoor tanning businesses are obligated to communicate a fair and balanced message to all clients about your products and services including the potential risks associated with indoor tanning. Contact your Smart Tan representative to find out more about what you can and can't say in your tanning salon business. \u00a9 2025 International Smart Tan Network. 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