Verywell Health on MSN
GERD acid reflux: What it is, why it happens & how to treat it
Medically reviewed by Jay N. Yepuri, MD Key Takeaways Acid reflux is when stomach acid flows into the esophagus and mouth, ...
Narrowing of the esophagus that can lead to swallowing issues The formation of open sores (or ulcers) in the esophagus which can bleed and cause difficulty swallowing Precancerous changes in the ...
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