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...

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

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

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

Bad light can harm our experience of energy, sleep, happiness and health. Having mood swings? Feeling down or restless? Mood problems can...

Bad light can harm our experience of energy, sleep, happiness and health. Daytime fatigue? Low energy? Making more errors? Energy...

Let’s toast to a healthier and happier new year. From improving mood to enhancing sleep, daylight is nature's present to us all. Wishing...

Bad light can harm our experience of energy, sleep, happiness and health. Trouble sleeping at night? Need an alarm to wake up? Waking up...

Light supports us in everything we do. Good light means the right light at the right time. It has a great positive impact on our...

In the 100th edition of LED professional Review magazine, our board member Jan Denneman presents a commentary giving a quick overview of...

A blog by Oliver Stefani From a nutritional standpoint, much is known about healthy snacks, but defining a LIGHT snack is more complex....

In our modern lives, the significance of natural light, specifically daylight, is often underestimated. The right light at the right time...

An article by Jan Denneman for [inst]ALLICHT In the article by Jan Denneman, the significance of good lighting indoors is stressed. He...

A book written by Anneloes Opperhuizen and Marijke Gordijn. Our Board member, Marijke Gordijn, and science advisor, Anneloes Opperhuizen,...

Do you know the new Netflix series ‘Live to 100: Secrets of the Blue Zones’? These zones are renowned for the longevity and exceptional...

Did you know with the latest update, watchOS 10, your Apple Watch is now equipped with a light sensor to measure the time you spend in...

Twilight indoors causes sleep and mood problems. If you spend most of your time indoors, it’s as if you live in endless twilight, and it...

Twilight indoors Feeling a bit drained? This could be because, like many people, you spend the majority of your time indoors, away from...

A summary of an interview from the NSWO with Marijke Gordijn If you want to enhance your sleep quality, the balance between light and...

Do you feel sleepy while sitting at your laptop? The light you surround yourself with can be the key to a healthier and happier life....