How long before going to bed should you cut off the caffeine?

Posted by Caffe | Posted in Other - Food & Drink | Posted on 06-01-2010

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Grace1228 asked:


I like to drink soda at night but the kind I drink (Coke Zero) doesn’t come in caffeine-free. I cut myself off a couple hours before bed, but do I need to do it even earlier? I have a lot of trouble sleeping which I know is not just due to caffeine, but I guess might be partially. Thanks!