Tag

Sunlight
Cohen JH, Last KS, Charpentier CL, Cottier F, Daase M, Hobbs L, et al. (2021) Photophysiological cycles in Arctic krill are entrained by weak midday twilight during the Polar Night. PLoS Biol 19(10): e3001413. https://doi.org/10.1371/journal.pbio.3001413 Abstract Light plays a fundamental role in the ecology of organisms in nearly all habitats on Earth and is central...
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Jun 14, 2021 Dr. med. Alexander Wunsch Presentation (approx. 22 min.) by Dr. med. Alexander Wunsch, held online on 09 June 2021 on the occasion of the 4th International Scientific Congress of the International College of Cosmetology. The presentation covers the three topics of UV radiation, vitamin D and the significance of full spectra.
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Jong-Gyum Yoon, Hong-Bae Kim, Association between sunlight exposure and risk of prostate cancer: a systematic review and meta-analysis,  European Journal of Public Health, 2021;, ckab059,  https://doi.org/10.1093/eurpub/ckab059 Abstract Background The prevalence of prostate cancer (PC) is increasing worldwide. An association between sunlight exposure and PC risk has been described by a previously published meta-analysis, although the...
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Mendoza, J. Nighttime Light Hurts Mammalian Physiology: What Diurnal Rodent Models Are Telling Us. Clocks & Sleep 2021, 3, 236-250. https://doi.org/10.3390/clockssleep3020014 Abstract Natural sunlight permits organisms to synchronize their physiology to the external world. However, in current times, natural sunlight has been replaced by artificial light in both day and nighttime. While in the daytime, indoor artificial light...
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Cherrie, M., Clemens, T., Colandrea, C., Feng, Z., Webb, D., Weller, R. and Dibben, C. (2021), Ultraviolet A Radiation and COVID‐19 Deaths in the USA with replication studies in England and Italy. Br J Dermatol. Accepted Author Manuscript. https://doi.org/10.1111/bjd.20093 Abstract Background Understanding factors impacting deaths from COVID‐19 is of the highest priority. Seasonal variation in environmental...
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Alexander Wunsch, MD, Wismar University of Applied Sciences, Germany gives a historical perspective on sunlight exposure and explains how both the public’s and medical community’s perspective has changed over time. Recorded on 12/09/2014. [3/2015] [Show ID: 29076] Please Note: Knowledge about health and medicine is constantly evolving. This information may become out of date. More...
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Bosman ES, Albert AY, Lui H, Dutz JP, Vallance BA. Skin Exposure to Narrow Band Ultraviolet (UVB) Light Modulates the Human Intestinal Microbiome. Front Microbiol. 2019;10:2410. Published 2019 Oct 24. doi:10.3389/fmicb.2019.02410 Abstract The recent worldwide rise in idiopathic immune and inflammatory diseases such as multiple sclerosis (MS) and inflammatory bowel diseases (IBD) has been linked to...
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Silva ESME, Ono BHVS, Souza JC. Sleep and immunity in times of COVID-19. Rev Assoc Med Bras (1992). 2020 Sep 21;66Suppl 2(Suppl 2):143-147. doi: 10.1590/1806-9282.66.S2.143. PMID: 32965373. SUMMARY BACKGROUND Analyze how the COVID-19 (SARS-CoV-2) pandemic and its social restriction measures affect sleep quality and the immunological system. METHODS An integrative bibliographical review was carried out...
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Dresp-Langley B. Children’s Health in the Digital Age. Int J Environ Res Public Health. 2020;17(9):3240. Published 2020 May 6. doi:10.3390/ijerph17093240 Abstract Environmental studies, metabolic research, and state of the art research in neurobiology point towards the reduced amount of natural day and sunlight exposure of the developing child, as a consequence of increasingly long hours spent...
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Leone MJ, Sigman M, Golombek DA. Effects of lockdown on human sleep and chronotype during the COVID-19 pandemic. Curr Biol. 2020;30(16):R930-R931. doi:10.1016/j.cub.2020.07.015 Abstract The COVID-19 pandemic [1] resulted in many countries imposing a lockdown, which in turn reduces sunlight exposure and alters daily social schedules. Since these are the main entrainment factors for biological rhythms [2],...
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