Stomach and duodenum

stomach  stomach · ​ enlarge image the organ inside the body where food goes when you eat it stomach painscramps; an upset stomach; a stomach Casper Ruud lamented a stomach ailment that he felt was “limiting” his effectiveness in his defeat to Alexander Zverev at Roland-Garros

An organ that is part of the digestive system The stomach helps digest food by mixing it with digestive juices and churning it into a thin liquid  The top part of the stomach makes gastric acid and pepsin, a digestive enzyme The lower part of the stomach is more muscular and mixes food with the digestive

Upset stomach or nausea; Vomiting; Weight loss; Feeling full too soon after you start eating; Belly bloating or pain; Heartburn or GERD ( Stomach and duodenal ulcers can cause abdominal pain, heartburn, indigestion or nausea, but usually heal quickly after treatment