Acid reflux is such a common problem you'd think it would be simple to spot and treat.
But sometimes acid reflux symptoms are less than obvious or easy to mistake for something else.
If left untreated, heartburn can lead to Barrett's esophagus, which is a precursor to cancer, says Timothy Pfanner, M.D., assistant professor of internal medicine at Texas A&M Health Science Center College of Medicine, in College Station.
Here are some symptoms -- both common and unusual -- that could mean you have acid reflux.
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