and DON’T forget to test them occasionally.

Various studies explore how a healthy dose of blue light could help maintain mental performance, decrease nearsightedness in children, etc.,” said Raj K. Maturi MD, an ophthalmologist and clinical spokesperson for the Academy. This also means too much blue light exposure late at night from phones, tablets or computer screens can disrupt our ability to fall asleep.

DON’T leave the light on all day. Set it to a timer instead. The warm colors of night mode don’t confuse the body about what time it is and make it easier to fall asleep than it would be if looking at a device using a regular display mode. With over 40 light sockets in the average household, wasted energy adds up – fast.
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Wrong! Blue light—whether from the sun or from the screens we use—wakes us up and stimulates us. When a person is exposed to bright lights at night, their body can react as if it was exposed to sunlight: the brain stops producing melatonin, the sleep hormone, and we feel more awake. Somebody staking out your home might know your spouse is out of town when your home security patterns change.

If you switch off your laser printer, Wi-Fi and desktop computer every time you leave the house, it adds up to $216 in annual savings.
Get ophthalmologist-reviewed tips and information about eye health and preserving your vision. We all know the struggles of the morning rush – you snooze the alarm 5 times and then have to shower, get dressed, eat breakfast and speed out the door in 20 minutes flat. Instead of featuring a predominantly white background with black text, the typical dark mode displays a black background with white or colored text or shifts lighter colors more toward pink and red instead of blue. Should you leave your porch light on all night? blue light has been proven to affect the body’s circadian rhythm, symptoms that contribute to the feeling of eye strain, young people are particularly susceptible to blue light affecting sleep, Sight-Saving Advances in Diabetic Eye Disease, 30 Apps, Devices and Technologies for People With Vision Impairments, Computers, Digital Devices and Eye Strain, High-Tech Contact Lenses That Go Beyond Correcting Vision. Although blue light does not cause any damage to the eye, decreasing blue light exposure and limiting screen time and brightness can help people sleep better and feel more comfortable. 45 LED lights left on while you’re at work will cost you an extra $180 a year. (Images: flickr users Adam Sacco and SFAntti, under license from Creative Commons.). When a person is exposed to bright lights at night, their body can react as if it was exposed to sunlight: the brain stops producing melatonin, the sleep hormone, and we feel more awake. DO set your lights to a timer or a solar sensor so they automatically flip each day when it gets dark. The SaveOnEnergy.com® Electricity Bill Report: Who paid the most, least? Luckily, our technology has adapted.

45 LED lights left on while you’re at work will cost you an extra $180 a year. DO install motion sensors or infrared sensors to shed some bright light on any unexpected late night/early morning activity. But unplugging your game console, DVR, cable box and more can earn you $125 in annual savings, which could pay for a year’s worth of premium music streaming. She might have helped you declutter your apartment through the magic of a well-paced email newsletter.