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We need daylight to synchronise our biological clock or our day-night rhythm

Jun 10

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 7

New participant: Atrium Ltd

We are thrilled to announce a new partnership between Atrium Ltd, the UK’s leading specialist in lighting and controls, and our group....

Good Light: Understanding Individual Differences in Light Sensitivity and the Human Circadian Clock

Good Light Group

Jun 5

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

May 16

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 10

Partnership with IALD

The International Association of Lighting Designers (IALD) is an internationally recognized organization that supports a network of 1,500...

Good Light Group

May 7

Good Light Group meeting #19

Last week marked our 19th Good Light Group meeting. We began with a brief update on the progress of the Good Light Group by Jan Denneman....

Missed deLIGHTed Talks #7? Watch the presentations here!

Good Light Group

Apr 29

Missed deLIGHTed Talks #7? Watch the presentations here!

On April 16th, our group, in collaboration with the Society for Light Treatment and Biological Rhythms (SLTBR), the Daylight Academy...

Daylight and nightlight are associated with psychiatric disorders, according to a large naturalistic light study

Good Light Group

Apr 25

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 24

New participant: UPRtek

We've got a new participant, UPRtek. They are pioneers in developing high-quality solutions for light meters, flicker frequency meters,...

deLIGHTed talks #7: Time Matters, Shining Light on Metabolic Health

Good Light Group

Mar 28

deLIGHTed talks #7: Time Matters, Shining Light on Metabolic Health

16 April, 15:00 - 16:30 CEST The Good Light Group, together with the Society for Light Treatment and Biological Rhythms (SLTBR), the...

The changing shades of light sensitivity across the lifespan

Good Light Group

Mar 22

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 21

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 15

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 12

New partner: Utilicht

We have a new partner! Utilicht, with over 35 years of experience in lighting advisory and plan development for diverse projects and...

Humans need sufficient daylight; it's inherent to our nature

Good Light Group

Mar 5

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

Feb 29

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 23

18th Good Light Group meeting

Last week marked the annual council meeting which is also the 18th Good Light Group meeting! At every council meeting, we discuss our...

Good Light Group

Feb 15

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

Jan 18

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 16

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...