A duodenal ulcer is a type of peptic ulcer that can appear in the duodenum. The duodenum is the upper part of the small intestine that’s connected directly to the stomach where it empties into the ...

There are four types of stomach ulcers. Each type occurs on a different part of the stomach lining. These are different from duodenal ulcers, although they develop nearby and have similar causes and ...

That burning sensation in your stomach might be trying to tell you something more complex than “lay off the spicy food.” For decades, we’ve been quick to blame stress alone for the development of ...

Francisco J. Rivera Rosario is a science communications editor experienced in developing all types of science content including, scientific journal articles, infographics, medical educational videos, ...