Quote by: Charles Duhigg

Your brain will eventually enjoy exercise for exercise sake, right; endorphins and endocannabinoids will create a sense of reward, but it doesn't know that at first.


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Author Bio


  • NameCharles Duhigg
  • DescriptionAmerican writer
  • Born1974
  • CountryUnited States Of America
  • AwardsGeorge Polk Award