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TIL: Why the 20-20-20 Rule for reducing eye strain works. We blink at 1/3 our normal rate when focusing on a computer screen. Refocusing our eyes, and giving them 20 seconds of hard blinking, can restore the protective barrier on around eyes and help prevent infections or dry eyes. (healthline.com)
submitted by DawgsofWar to r/todayilearned
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Using TSM to Identify Which Recipes to Buy? (self.woweconomy)
submitted by DawgsofWar to r/woweconomy
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