3 ms·Caffeine does not "mess up your nervous system"...by henryaj 7y agoCaffeine does not "mess up your nervous system"...mapcars 7y agoSure? So you are saying if you drink coffee every day and then stop - there will be no side effects?dwaltrip 7y agoTemporary withdrawals != permanent damagemapcars 7y agoWell I also did not say it's permanent. Messing up can be temporal but it also builds up and becomes harder to get off. Temporal should not be taken lightly.