Webaug 21, 2024 · stomach spasms occur in your mid to upper abdomen. The spasms can feel like twitching, flutters, or sharp pains. You may also have other gastrointestinal (gi). Webfeb 2, 2023 · common causes. While feeling a pulse in your stomach can be alarming, it’s usually nothing to worry about. Webfeb 20, 2024 · diaphragm flutter — also known as diaphragmatic flutter or diaphragmatic myoclonus — is a rare disorder in which your diaphragm experiences repeated. Several main abdominal muscles meet in your upper abdomen, and injury to…