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Daylight safety tips
While it’s important to get enough daylight, it’s equally crucial to protect your skin from overexposure to UV rays in direct sunlight,...

Good Light Group
Sep 2, 2024


Morning daylight routine
How to have a perfect start of the day for numerous benefits for both your mental and physical health. Photo by Emma Simpson  on Unsplash...

Good Light Group
Aug 30, 2024


The Science of daylight
Not so long ago, in 2017, three American scientists received the Nobel Prize for their groundbreaking research on the biological clock....

Good Light Group
Aug 23, 2024


Good light vs. bad light: How lighting affects your well-being
Lighting plays a crucial role in our daily lives, influencing everything such as our mood, energy, health and productivity. However, not...

Good Light Group
Aug 14, 2024


Improve your life with good light, how to measure it?
Artificial lighting is a key part of our daily lives, often replacing natural daylight. This shift can disrupt our circadian rhythms,...

Good Light Group
Aug 7, 2024


Insights from the Daylight Academy Conference in Trondheim
Blog by Marijke Gordijn At the end of May, the Daylight Academy held its annual conference in Trondheim, Norway. About 100 participants...

Good Light Group
Jun 21, 2024


We need daylight to synchronise our biological clock or our day-night rhythm
The biological clock can only be synchronized with bright light during the day and dim light in the evening. Most people are unaware of...

Good Light Group
Jun 10, 2024


Good Light: Understanding Individual Differences in Light Sensitivity and the Human Circadian Clock
William J. Schwartz, MD This study explores why different people have different reactions to light, especially how it affects their...

Good Light Group
Jun 5, 2024


International Day of Light
Today, 16th May, we celebrate UNESCO's International Day of Light, highlighting the crucial role light plays in our health, happiness and...

Good Light Group
May 16, 2024


Daylight and nightlight are associated with psychiatric disorders, according to a large naturalistic light study
Tone Elise Henriksen Tone Elise Henriksen is a Science Advisor of the Good Light Group. She works as a consultant psychiatrist at Valen...

Good Light Group
Apr 25, 2024


The changing shades of light sensitivity across the lifespan
Renske Lok, Ph.D. Stanford University, Department of Psychiatry and Behavioral Sciences Beyond its role in vision, light plays a...

Good Light Group
Mar 22, 2024


Good light! But how?
To determine if you’re living and working in good light, its’ best to spend at least 2 hours outdoors in daylight each day. Daylight is...

Good Light Group
Mar 21, 2024


Good light for better sleep!
This Friday March 15th, marks World Sleep Day. The theme of this year is Sleep Equity for Global Health. Good light (daylight or electric...

Good Light Group
Mar 15, 2024


Humans need sufficient daylight; it's inherent to our nature
Jan Denneman says, "There's hardly a living creature that willingly stays indoors, with a few exceptions." We're all familiar with the...

Good Light Group
Mar 5, 2024


What health coaches forget to tell you
Health coaches play a big role in advising people about a healthier lifestyles. Their advice often includes these two essentials: a...

Good Light Group
Feb 29, 2024


Is your office making you sick?
When we think about dangers in the office, we often worry about immediate and visible hazards, such as fires, which result in clear...

Good Light Group
Feb 15, 2024


Less creative?
When the sun comes out on a cloudy day, it often makes people happy. This isn't just a coincidence; it's the profound impact that natural...

Good Light Group
Jan 18, 2024


Making mistakes?
Bright light can make us feel immediately more alert and focused. Exposure to sufficient bright light during the day makes you feel more...

Good Light Group
Jan 16, 2024


Lacking concentration?
Our body has a daylight detector: light-sensitive cells in our eyes, called “spheres". These connect to the part of the brain called the...

Good Light Group
Jan 11, 2024


Bad eating habits?
Bad light can harm our experience of energy, sleep, happiness and health. Relying on excessive coffee? Having irregular hunger and a...

Good Light Group
Jan 9, 2024
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