Download Twilight: Blue light filter for better sleep APK
Are you utilizing your sensible cellphone or pill within the late night? Twilight could also be an answer for you!
Current analysis means that publicity to blue gentle earlier than sleep might distort your pure (circadian) rhythm and trigger incapacity to go to sleep.
The trigger is the photoreceptor in your eyes, referred to as Melanopsin. This receptor is delicate to a slim band of blue gentle within the 460-480nm vary which can suppress Melatonin manufacturing – a hormone answerable for your wholesome sleep-wake cycles.
In experimental scientific research it has been proven a mean particular person studying on a pill or sensible cellphone for a few hours earlier than mattress time might discover their sleep delayed by about an hour. See references beneath..
The Twilight app makes your machine display screen adapt to the time of the day. It filters the flux of blue gentle emitted by your cellphone or pill after sundown and protects your eyes with a delicate and nice purple filter. The filter depth is easily adjusted to the solar cycle based mostly in your native sundown and dawn instances.
Documentation
http://twilight.urbandroid.org/doc/
Get extra from Twilight
1) Mattress studying: Twilight is extra nice on the eyes for evening studying. Particularly because it is ready to decrease the display screen backlight far beneath the flexibility of the backligt controls in your display screen
2) AMOLED screens: We now have examined Twilight on an AMOLED display screen for five years with none signal of depletion or over-burning. If correctly configured Twilight causes much less gentle emission (by enabling dimming) with extra equal gentle distribution (darkish areas of the display screen such because the standing bar get tinted). This will the truth is improve your AMOLED display screen life time.
Fundamentals on circadian rhythm and the position of melatonin
http://en.wikipedia.org/wiki/Melatonin
http://en.wikipedia.org/wiki/Melanopsin
http://en.wikipedia.org/wiki/Circadian_rhythms
http://en.wikipedia.org/wiki/Circadian_rhythm_disorder
Permissions
– location – to search out out your present sundown/surise instances
– working apps – to cease Twilight in chosen apps
– write settings – to set back-light
– community – entry smartlight (Philips HUE) to defend you family gentle from blue
Automation (Tasker or different)
https://websites.google.com/web site/twilight4android/automation
Associated scientific analysis
Amplitude Discount and Section Shifts of Melatonin, Cortisol and Different Circadian Rhythms after a Gradual Advance of Sleep and Mild Publicity in People Derk-Jan Dijk, & Co 2012
Publicity to Room Mild earlier than Bedtime Suppresses Melatonin Onset and Shortens Melatonin Period in People Joshua J. Gooley, Kyle Chamberlain, Kurt A. Smith & Co, 2011
Impact of Mild on Human Circadian Physiology Jeanne F. Duffy, Charles A. Czeisler 2009
Efficacy of a single sequence of intermittent shiny gentle pulses for delaying circadian part in people Claude Gronfier, Kenneth P. Wright, & Co 2009
Intrinsic interval and light-weight depth decide the part relationship between melatonin and sleep in people Kenneth P. Wright, Claude Gronfier & Co 2009
The Influence of Sleep Timing and Vivid Mild Publicity on Attentional Impairment throughout Evening Work Nayantara Santhi & Co 2008
Quick-Wavelength Mild Sensitivity of Circadian, Pupillary, and Visible Consciousness in People Missing an Outer Retina Farhan H. Zaidi & Co, 2007
Excessive sensitivity of the human circadian melatonin rhythm to resetting by brief wavelength gentle. Lockley SW & Co. 2003
Sensitivity of the human circadian pacemaker to nocturnal gentle: Jamie M Zeitzer, Derk-Jan Dijk & Co 2000
E mail: twilightinfo254@gmail.com
