Yes, tolerance goes down and sensitivity goes up. Try going without caffeine for seven days to washout and see.
Discussion
Thanks for the tip. I usually drink zero caffeine and have had quite a lot while traveling. I'll give that a shot.
Yes, tolerance goes down and sensitivity goes up. Try going without caffeine for seven days to washout and see.
Thanks for the tip. I usually drink zero caffeine and have had quite a lot while traveling. I'll give that a shot.