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 darkness, ...

How much light is in your bedroom is a major determining factor as to the quality of your sleep. The reason this is, is because in the presence of light, your brain will not produce melatonin.

increasing when it's dark and decreasing when it's light. Melatonin production declines with age.” Getty The study measured the sleep of 68 male participants over a period of two weeks ...

Keep your bedroom dark and cool. Don't have alcohol or caffeine ... the phrase “core sleep” to refer to everything but light sleep. For example, this paper on how sleep changes as we age ...

a topsy-turvy experience that subverts the natural flow of light and dark our bodies have adapted to over millions of years. Evolution endowed us, like other creatures, with sleep that is ...

As blue light glasses gain popularity, experts are emphasizing the importance of reducing screen time before bed to improve sleep quality. While switching devices to dark mode may ease eye strain ...

the sun regulated our sleep schedules. Today, we're exposed to light all day and into the night. While exposure to any light ...

This is the body's 24-hour sleep-wake cycle. It naturally responds to light and darkness ... When it gets dark at night, the SCN triggers the release of melatonin, which makes you sleepy.