Avoiding light at night and seeking light during the day may be a simple and effective way to improve mental health. (Getty Images) For years, scientists have spoken about the mental health benefits ...

The more light you are exposed to at night, the higher your risk of heart disease, according to the largest study yet on how night light affects heart health. Multiple environmental and behavioural ...

Turning off the lights at night has long been known to support restful sleep, but new research suggests it may have another significant benefit. Sleeping in total darkness may lower the risk for ...

Exposure to blue light, like that from smartphones or tablets, may accelerate bone growth and bone age, leading to early puberty in rats. This research, presented at the 62nd Annual European Society ...

In a recent study published in the journal Nature Mental Health, an international team of researchers conducted a large-scale, cross-sectional analysis of sleep, light exposure, mental health, and ...

Title image: A young study participant tries to get some sleep. New research shows that even dim light exposure in the hour before bedtime can disrupt slumber in young children. Credit: Casey Cass/CU ...

Blue light is a shorter-wavelength colored light found in everything from traditional light bulbs to computer and smartphone screens. Blue light is good for your body during the day, but at night blue ...

Blue light is a specific kind of light with a short wavelength. This type of light is emitted from your computer screen, your mobile device, your flat-screen television, and many other devices that ...