Imagine living deprived of natural daylight in your own home, it became reality for Nathalie
Nathalie Cijntje, a woman who lives in Rotterdam, the Netherlands, has a hard time living in her apartment, why? She is deprived of...
top of page
Good Light Group
Oct 29, 2021
Is winter depression just a nocebo effect or are those winter blues real?
We all complain during the darker period of the year about tiredness, feeling moody or depressed. Especially after two months of cold...
Good Light Group
Sep 16, 2021
Personal Good Light: the second LED revolution
Around the year 2010 LEDs became the lighting industry’s main light source. The trigger for this transition was energy saving. Their...
Good Light Group
Sep 1, 2021
Impacts of home lighting on our health
Mr. C. Ticleanu recently published an interesting overview article about the research of the impacts of home lighting on human health. A...
Good Light Group
Aug 24, 2021
Problems of biological darkness
We need time to indicate when we need to get up, go to work or to an appointment. This is our social time, the time you see on your watch...
Good Light Group
Aug 19, 2021
Linking daylight and lighting design to enhance learning space
Back in 2016 the community of Würlingen, Switzerland detected the need for additional classrooms. The number of children was expected to...
Good Light Group
Jul 8, 2021
Why a healthy biological clock is so important
It’s important to have good light (sunlight or light that mimics sunlight) during the day and darkness during the night, so your brain...
Good Light Group
Jun 24, 2021
It is time for change! Healthy ageing requires the right light at the right time
Our board member Marijke Gordijn fights for good light. With today’s knowledge there are some good light products available, these are...
Good Light Group
Jun 17, 2021
Did you know there are five blue zones of happiness in the world?
These blue zones are hot spots of longevity around the world. People not only live a long life here but also tent to grow old without...
Good Light Group
May 26, 2021
Light as medicine? – questions for the BioClock consortium
Good Light Group invites people from different scientific or professional backgrounds to write a blog on Good Light. Here the first.
Good Light Group
Mar 27, 2021
It's daylight saving time again
Changing the clock with one hour in order to make better use of natural daylight in the evening is not helpful for sleep and health....
Good Light Group
Mar 26, 2021
Where to start if you want to know more about the background of good light?
Many people often ask us for references to scientific studies and articles that explain the beneficial effects of good light on health...
Good Light Group
Mar 12, 2021
Good Light is as Important as Good Food and Good Air - LED professional Review Mar/Apr 2021
Our chairman Jan Denneman was asked to write an article about the nonvisual effects of light for the magazine LED professional Review...
Good Light Group
Feb 11, 2021
Light influences your sport performance
Good light contributes to a good performance. Especially in sports, athletes benefit from the positive influence that light has on mental...
Good Light Group
Jan 24, 2021
How do you ensure you get out of bed feeling energized during these dark days?
Board member Marijke Gordijn with more than 30 years of experience in chronobiology and sleep was interviewed for an article in the Dutch...
Good Light Group
Jan 19, 2021
Board members Jan Denneman and Marijke Gordijn tested light therapy lamps
The Algmeen Dagblad asked Jan and Marijke to test different light therapy lamps. Nowadays a lot of people suffer the winter blues. A...
Good Light Group
Jan 14, 2021
Good light helps prevent winter dip
The holidays are over, it's cold and dark, we prefer to sit inside. Nevertheless, you need a daily portion of good light.
Good Light Group
Dec 14, 2020
Scientists recommend levels of Good Light!
The 2nd International Workshop on Circadian and Neurophysiological Photometry in 2019 brought together 18 experts in lighting,...
Good Light Group
Dec 10, 2020
A multi-million grant to keep the biological clock healthy
Dutch researchers are joining forces to conduct research together with a series of societal partners to keep the biological clock healthy in
Good Light Group
Oct 31, 2020
Good Light for vital and healthy environments
Recently, I wrote a blog post for the Daylight Academy about the importance of good light in buildings for well-being and health of the...
bottom of page