Diaphragm spasms feel like twitches in the area between the chest and the abdomen. They can occur with or without pain. Possible causes include an injury, nerve irritation, or a rare condition known ...

Muscle spasms happen when a muscle suddenly contracts and may feel like a twitch, knot, or tight band. They typically last a few seconds to 15 minutes and most often affect the legs, back, hands, feet ...

Abdominal spasms — which some people refer to as stomach spasms or twitching — occur when muscles in the stomach or intestines contract. These spasms can range in intensity and duration. There are ...