Menopause can be a difficult period for women. One of the most common issues experienced during this time is insomnia due to decreasing estrogen and possibly melatonin levels.  In …

Poor lighting in the workplace can have negative physical and mental health effects, including eye strain, headaches, fatigue, stress, anxiety, and seasonal affective disorder (SAD). A recent survey of …

Daylight Saving Time began on the second Sunday in March in the USA, and Europe’s clock change will be on March 26th. But what are the good and bad …

According to some research, the emission spectrum of artificial light at night (ALAN) can affect biological phenomena, including physiology, behavior, community structure, and ecosystems. Some phenomena, such as melatonin …

Title 24, Part 6: Building Energy Efficiency Standards, is a code developed by the State of California, that regulates energy use in commercial buildings and is updated every three …

The use of artificial lighting at night is becoming more frequent in developed countries where the population is aging and the prevalence of cardiometabolic disorders is worrying. US researchers …

Fred Crittenden is a 73-year-old man. Despite being blind and not able to see light, he is able to wake up every morning around 6:30 without an alarm. This …

Every day, we are facing more and more environmental problems. The planet has limited resources, and it is challenging to find sustainable solutions that do not affect the ecosystem. …

Researchers found that a whole-day lighting scheme that follows the color temperature (from warm to cold) cycle of natural light can significantly improve mood and cognitive function in healthy …

A recent study, conducted in China, found that artificial light at night affects the human body’s internal clock, leading to impaired blood sugar regulation. Over 100,000 individuals in China …