Among the visible light spectrum blue wavelengths have the most powerful effect on your sleep wake internal body clock.
Blue light to help you wake up.
For example if you set your wake up light for 7 00 a dim light would come on at 6 30 and brightness would increase until it reached full strength at 7 00.
When you wake up in the morning opening the shades to let the daylight in will help to wake you up as it contains blue light and will contribute to the suppression of that sleep hormone.
The sudden popularity of wake up light alarm clocks has been great for achieving a more peaceful way of getting up in the morning.
People exposed to blue light at night reported feeling significantly less sleepy than those exposed to green light in the evening hours.
Sleep patterns in modern society we have the capability to prolong the light part of the day by using artificial lighting.
Studies have suggested that blue light is an especially powerful melatonin suppressant.
Eeg results showed heightened alertness among people exposed.
You set the time you want to get up and your wake up light gradually gets brighter over a period of time usually 30 minutes prior to your wake up time.
Wake up lights provide a gradual increase of light intensity before you wake up that gently preparing your body so you can have a more energized feeling and natural easy rising.
Both natural and artificial blue light can boost your alertness and mental.