RomeoStevens comments on My simple hack for increased alertness and improved cognitive functioning: very bright light

RomeoStevens 18 Jan 2013 22:26 UTC
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I have the alzo 45w and they’re not that bright. You might want to try the higher wattage ones.
- David_Gerard 10 May 2013 12:44 UTC
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  Parent
  We since got five 30W (allegedly equivalent to 150W incandescent) 6400K bulbs and it’s just lovely. Really increases my alertness for work-at-home days.