A couple months ago, one YouTuber uploaded a pretty sweet video of his colorblind younger brother sliding on a pair of EnChroma glasses. According to Reena A. Garg, MD, an assistant professor of ophthalmology at the New York Eye and Ear Infirmary of Mount Sinai, the retina takes light input from our environment and converts it to electrical impulses our brain can understand. The brain uses the input from these three color sensitive cells to determine colors.” Related: The Only Thing That Matters When You Buy Sunglasses Color blindness occurs when the cone cells don’t work correctly to relay color information. “These glasses are designed to utilize the principles of wavelengths of visible light,”Garg says.
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via Health and Medical NewsHealth and Medical News Pfizer Inc has already had its takeover overtures rebuffed three times by rival AstraZeneca Plc, but investors in the U.S. drugmaker say it can tolerate a little more rejection before going hostile with the deal. AstraZeneca turned down a sweeten...
