What could cause both stomach and chest pain at night?

When you experience pain in your chest and stomach at night, one common possibility is acid reflux. This is when stomach acid leaks into the esophagus, causing a burning feeling that can spread from your stomach upward into your chest. Lying down can make this worse because gravity isn't keeping the acid in place. Along with reflux, problems with the muscles of the esophagus—known as motility disorders—might cause abnormal contractions. These can lead to discomfort in both the chest and upper stomach area. In some cases, symptoms such as belching, regurgitation, or chest tightness might be confused with asthma symptoms because both can involve sensations of tightness or difficulty breathing. This overlap was noted in research that looked into how typical reflux symptoms might mimic those seen in asthma. It's important to remember that different problems can lead to similar discomfort. To help identify what might be causing your specific symptoms, try our free AI symptom checker, which can provide personalized insights based on your medical history and the discomfort you're experiencing at night.