The biggest overall action you can take for your health, in my opinion, is to optimize your circadian rhythm. Yes, that is a big statement when there are so many other things you can do for your health such as… Read More »Blue-blocking Glasses: Why? and What kind?
So you are thinking about getting some blue-blocking glasses to wear for a couple of hours before bedtime… Are they really worth it? Is this just some fad – some kind of woo-woo hippy-dippy crap? I think the evidence from… Read More »Research studies on blue blocking glasses.
Wondering how much a ‘lux’ is? or how many lux you get from your smartphone? Here is a handy infographic on the topic.
iPhones have a built in night shift mode that subtly makes your screen a little less blue, a little more yellow at night. But studies show that this is not completely effective as far as the circadian effects of blue… Read More »Shifting Your iPhone to Red at Night
Light in the blue wavelengths is your body’s biological signal that it is daytime. This has a cascade of effects, beginning with suppressing melatonin and delaying sleep. You will often see generic recommendations that you should decrease the amount of… Read More »Practical Ways to Eliminate Blue Light in Your Home