It could be time to quit your morning cup.

We might be overlooking the consequences of caffeine addiction. Jessica Stillman reviews an intriguing chapter of Michael Pollan’s new book, "This Is Your Mind on Plants." He shares his own story of giving up caffeine after speaking to many sleep researchers who have all given it up. Is it time we all gave it a try?

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Should you give up caffeine? This author of a book on mind-altering drugs thinks so