Coffee is not for everyone. For example, be careful if you have gastroesophageal reflux disease (GERD). While a population study found no link between coffee consumption and subjective symptoms of GERD, such as heartburn and regurgitation,33 scientists who actually stuck tubes down people’s throats to measure their pH found that coffee does seem to induce significant acid reflux, whereas tea does not. Caffeine does not appear to be the culprit, since caffeinated water doesn’t cause a problem. However, the coffee decaffeination process seems to reduce the level of whichever compounds are
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