Tag

Light At Night
01
May

Nighttime Light Hurts Mammalian Physiology: What Diurnal Rodent Models Are Telling Us

May 1, 2021
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 However, in current times, natural sunlight has been replaced by artificial light in both day and nighttime.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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01
May

How the Intensity of Night Shift Work Affects Breast Cancer Risk

May 1, 2021
Szkiela, M.; Kusideł, E.; Makowiec-Dąbrowska, T.; Kaleta, D. How the Intensity of Night Shift Work Affects Breast Cancer Risk. Int. J. Environ. Res. Public Health 2021, 18, 4570. https://doi.org/10.3390/ijerph18094570 Abstract Background—In 2019, the IARC concluded that “night shift work is probably carcinogenic to humans (Group 2A), based on limited evidence from human epidemiological studies and sufficient evidence of...
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26
Apr

Light at Night as an Environmental Endocrine Disruptor

April 26, 2021
Russart KLG, Nelson RJ. Light at night as an environmental endocrine disruptor. Physiol Behav. 2018 Jun 1;190:82-89. doi: 10.1016/j.physbeh.2017.08.029. Epub 2017 Sep 7. PMID: 28870443; PMCID: PMC5839924. https://www.sciencedirect.com/science/article/abs/pii/S0031938417302743?via%3Dihub Abstract Environmental endocrine disruptors (EEDs) are often consequences of human activity; however, the effects of EEDs are not limited to humans. A primary focus over the past...
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01
Feb

Light at Night and Risk of Pancreatic Cancer in the NIH-AARP Diet and Health Study

February 1, 2021
Xiao Q, Jones RR, James P, Stolzenberg-Solomon RZ. Light at Night and Risk of Pancreatic Cancer in the NIH-AARP Diet and Health Study. Cancer Res. 2021 Jan 29:canres.2256.2020. doi: 10.1158/0008-5472.CAN-20-2256. Epub ahead of print. PMID: 33514513. Abstract Circadian disruption may play a role in carcinogenesis. Recent research suggests that light at night (LAN), a circadian...
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10
Nov

Evening home lighting adversely impacts the circadian system and sleep

November 10, 2020
Cain, S.W., McGlashan, E.M., Vidafar, P. et al. Evening home lighting adversely impacts the circadian system and sleep. Sci Rep 10, 19110 (2020). https://doi.org/10.1038/s41598-020-75622-4 Abstract The regular rise and fall of the sun resulted in the development of 24-h rhythms in virtually all organisms. In an evolutionary heartbeat, humans have taken control of their light environment with electric light. Humans...
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07
Sep

Circadian Medicine – Will Change the World | Tami Martino | TEDxGuelphU

September 7, 2019
Every cell in your body connects with just light. Learn what circadian medicine focuses on and where medical efforts are being put to solving some of humanity’s biggest health crises today. From the stars above to the molecular biology that lies at the centre of all living things, Circadian Medicine will help us understand and...
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19
Jan

Timing of light exposure affects mood and brain circuits

January 19, 2019
Abstract Transl Psychiatry. 2017 Jan; 7(1): e1017. Published online 2017 Jan 31. doi: 10.1038/tp.2016.262 Temporal organization of physiology is critical for human health. In the past, humans experienced predictable periods of daily light and dark driven by the solar day, which allowed for entrainment of intrinsic circadian rhythms to the environmental light–dark cycles. Since the adoption...
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28
Sep

Super Dads – Matt Maruca

September 28, 2018
Medical Disclaimer: The information provided is not intended to be a substitute for professional medical advice. Always consult with your medical practitioner. Matt Maruca: Matt Maruca is a student, entrepreneur, and teacher of optimal human health, and the Founder of Ra Optics, his first company to share information and create products that teach people to...
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17
Aug

NTP announces the peer review of the Draft Report on Carcinogens Monograph on Night Shift Work and Light at Night on Oct. 5, 2018

August 17, 2018
NTP announces the peer review of the Draft Report on Carcinogens Monograph on Night Shift Work and Light at Night on Oct. 5, 2018 (Fed. Reg. 83(160): pages 41093-41095, Aug. 17, 2018). Meeting begins at 8:30 a.m. EDT and continues until adjournment. The draft monograph will be available Aug. 24, 2018 on the Upcoming Peer...
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