When Your Belly Shakes, it might be a sign of some gastrointestinal shenanigans. Doctors call them stomach spasms—those involuntary muscle contractions in your abdomen that can be triggered by various ...

A sudden, stabbing stomach pain is one that’s hard to ignore, especially when it can be linked to almost anything—from a bad batch of takeout food to serious health conditions like appendicitis. So it ...

We've all been there before. Running along the basketball court or swimming across the pool, when, all of a sudden, we experience a sharp pain in our foot or leg. Muscle cramps are common, affect ...

Abdominal pain commonly happens with IBS, but researchers aren’t sure about the exact cause. Irritable bowel syndrome (IBS) is a long-term gastrointestinal (GI) disorder that affects the stomach and ...

Bladder spasms cause you to suddenly feel like you need to run to the bathroom and empty your bladder. They occur when the muscles in your bladder contract rapidly. Bladder spasms are common for ...

Medically reviewed by Matthew Wosnitzer, MDKey TakeawaysBladder spasms happen when the bladder muscle squeezes without ...

Diaphragm flutter — also known as diaphragmatic flutter or diaphragmatic myoclonus — is a rare disorder in which your diaphragm experiences repeated involuntary contractions. The diaphragm is a muscle ...

Abdominal ultrasounds use sound waves to create images of structures and blood flow in the abdomen. These ultrasound images are a useful way of examining organs, tissues, blood vessels, and other ...