We can't talk about morning sunlight and improved sleep hygiene without first addressing our circadian rhythm. This is the body's 24-hour sleep-wake cycle. It naturally responds to light and ...

wp:paragraph --><!-- wp:paragraph --> Rosenthal found that while not everyone is as strongly affected by a lack of sunlight, for the people who are, light boxes that blast a few minutes of bright ...

We can't talk about morning sunlight and improved sleep hygiene without first addressing our circadian rhythm. This is the body's 24-hour sleep-wake cycle. It naturally responds to light and ...

The light from the Sun looks white but it is actually a combination of many different colours of light. We can see this by splitting the sunlight using this glass prism. The colours are the same ...

Partonen contends that the amount of serotonin you have in the winter is determined by your exposure to light the previous summer -- and that soaking up more sunlight in the summer will increase ...