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Then you are fooling yourself, caffeine doesn't really enhance mental performance. You just feel that you are more awake, but your brains aren't. See e.g.: http

Then you are fooling yourself, caffeine doesn't really enhance mental performance. You just feel that you are more awake, but your brains aren't. See e.g.: https://www.ncbi.nlm.nih.gov/pubmed/20182035 https://www.ncbi.nlm.nih.gov/pubmed/20182035

criddell 10y ago
> In conclusion, it appears that caffeine cannot be considered a 'pure' cognitive enhancer. Its indirect action on arousal, mood and concentration contributes in large part to its cognitive enhancing properties. Indirect cognitive enhancement is good enough for me.
- posterboy 10y ago
  There are reasons for the body to feel tired. Deriving yourself of that feeling could have malignant long term impacts.
princeb 10y ago
probably not, but i'm sure most people complete more tasks while they are awake than while they are sleeping.
- posterboy 10y ago
  I suppose, they also fudge and break more than while asleep.