News & Reviews

Freedom from glasses and contact lenses ... without surgery?

Many people have heard of Lasik, which is a surgical laser procedure to correct vision. It works by reshaping the cornea, which is the clear “window” in front of the colored iris, and is an excellent surgical option for those who want freedom from glasses and/or contact lenses. While many people desire this type of permanent vision correction, there is another non-surgical option to consider for some to consider: ortho-keratology.Freedom from glasses and daytime contact lenses without...

Amber-tinted glasses may help prevent insomnia: study

Smartphones, tablets and other light-emitting devices are lit by LEDs, which have a peak wavelength in the blue portion of the spectrum.Using amber-tinted glasses to selectively block blue light from smartphones and other devices in the hours before bedtime could lead to improved sleep in individuals with insomnia, a study suggests.Researchers from Columbia University Medical Center in the US tested a method to reduce the adverse effects of evening ambient light exposure, while still allowing...

Amber Glasses Can Ease Insomnia Caused by Late-night TV, Phone Use, Study Finds

Never mind cake and eating: Do you want to have your smartphone and text with friends before bedtime, without turning into a raving insomniac? Are you emotionally powerless to switch off the television two hours before beddy-bye and read a “book”? You can have it all, if you watch the screen through amber-lensed glasses, according to a Columbia University paper to be published in the January issue of Journal of Psychiatric Research.The study was a very small one, but it could impact the lives...