AdvertisementMichael Pollan Explains Caffeine Cravings (And Why You Don't Have To Quit)February 10, 2020Terry GrossfacebookEmailMichael Pollan gave up caffeine entirely for three months while working on his audiobook, Caffeine. "I recommend it," he says of his time without the drug. "I had some great sleeps." But he didn't realize that a temporary "loss of confidence" and lack of focus were withdrawal symptoms. (Getty Images)